Home / 944,787,390.10-1,417,181,085.15-485,622,366.10

Finding the Fourth Proportional to 944,787,390.10, 1,417,181,085.15 and 485,622,366.10

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Solution

The fourth proportional to 944,787,390.10, 1,417,181,085.15 and 485,622,366.10 is: 728,433,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,787,390.10 : 1,417,181,085.15 = 485,622,366.10 : x
  2. Step 2: Convert to fraction form
    944,787,390.10/1,417,181,085.15 = 485,622,366.10/x
  3. Step 3: Cross multiply
    944,787,390.10x = 1,417,181,085.15 × 485,622,366.10
  4. Step 4: Simplify right side
    944,787,390.10x = 688,214,831,762,708,608
  5. Step 5: Solve for x
    x = 688,214,831,762,708,608/944,787,390.10
  6. Step 6: Final answer
    x = 728,433,549.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.