Home / 1,116,432,824.25-1,540,649,138.42-614,636,598.32

Finding the Fourth Proportional to 1,116,432,824.25, 1,540,649,138.42 and 614,636,598.32

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Solution

The fourth proportional to 1,116,432,824.25, 1,540,649,138.42 and 614,636,598.32 is: 848,183,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,432,824.25 : 1,540,649,138.42 = 614,636,598.32 : x
  2. Step 2: Convert to fraction form
    1,116,432,824.25/1,540,649,138.42 = 614,636,598.32/x
  3. Step 3: Cross multiply
    1,116,432,824.25x = 1,540,649,138.42 × 614,636,598.32
  4. Step 4: Simplify right side
    1,116,432,824.25x = 946,939,345,632,331,264
  5. Step 5: Solve for x
    x = 946,939,345,632,331,264/1,116,432,824.25
  6. Step 6: Final answer
    x = 848,183,003.10

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Half scale
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Double scale
Find fourth proportional to 1,116,432,825.25, 1,540,649,139.79 and 614,636,599.32
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.