Home / 886,464,200.10-1,329,696,300.15-402,734,792.10

Finding the Fourth Proportional to 886,464,200.10, 1,329,696,300.15 and 402,734,792.10

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Solution

The fourth proportional to 886,464,200.10, 1,329,696,300.15 and 402,734,792.10 is: 604,102,188.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,464,200.10 : 1,329,696,300.15 = 402,734,792.10 : x
  2. Step 2: Convert to fraction form
    886,464,200.10/1,329,696,300.15 = 402,734,792.10/x
  3. Step 3: Cross multiply
    886,464,200.10x = 1,329,696,300.15 × 402,734,792.10
  4. Step 4: Simplify right side
    886,464,200.10x = 535,514,962,997,049,536
  5. Step 5: Solve for x
    x = 535,514,962,997,049,536/886,464,200.10
  6. Step 6: Final answer
    x = 604,102,188.15

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Double scale
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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.