Home / 1,109,911,025.80-1,531,771,274.10-615,028,967.56

Finding the Fourth Proportional to 1,109,911,025.80, 1,531,771,274.10 and 615,028,967.56

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Solution

The fourth proportional to 1,109,911,025.80, 1,531,771,274.10 and 615,028,967.56 is: 848,792,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,911,025.80 : 1,531,771,274.10 = 615,028,967.56 : x
  2. Step 2: Convert to fraction form
    1,109,911,025.80/1,531,771,274.10 = 615,028,967.56/x
  3. Step 3: Cross multiply
    1,109,911,025.80x = 1,531,771,274.10 × 615,028,967.56
  4. Step 4: Simplify right side
    1,109,911,025.80x = 942,083,705,247,788,672
  5. Step 5: Solve for x
    x = 942,083,705,247,788,672/1,109,911,025.80
  6. Step 6: Final answer
    x = 848,792,095.36

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Double scale
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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.