Home / 1,109,417,284.56-1,530,966,549.96-633,099,116.28

Finding the Fourth Proportional to 1,109,417,284.56, 1,530,966,549.96 and 633,099,116.28

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Solution

The fourth proportional to 1,109,417,284.56, 1,530,966,549.96 and 633,099,116.28 is: 873,660,058.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,417,284.56 : 1,530,966,549.96 = 633,099,116.28 : x
  2. Step 2: Convert to fraction form
    1,109,417,284.56/1,530,966,549.96 = 633,099,116.28/x
  3. Step 3: Cross multiply
    1,109,417,284.56x = 1,530,966,549.96 × 633,099,116.28
  4. Step 4: Simplify right side
    1,109,417,284.56x = 969,253,569,833,916,416
  5. Step 5: Solve for x
    x = 969,253,569,833,916,416/1,109,417,284.56
  6. Step 6: Final answer
    x = 873,660,058.59

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Half scale
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Double scale
Find fourth proportional to 1,109,417,285.56, 1,530,966,551.34 and 633,099,117.28
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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.