Home / 402,413,309.10-603,619,963.65-402,413,309.10

Finding the Fourth Proportional to 402,413,309.10, 603,619,963.65 and 402,413,309.10

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Solution

The fourth proportional to 402,413,309.10, 603,619,963.65 and 402,413,309.10 is: 603,619,963.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,413,309.10 : 603,619,963.65 = 402,413,309.10 : x
  2. Step 2: Convert to fraction form
    402,413,309.10/603,619,963.65 = 402,413,309.10/x
  3. Step 3: Cross multiply
    402,413,309.10x = 603,619,963.65 × 402,413,309.10
  4. Step 4: Simplify right side
    402,413,309.10x = 242,904,707,011,218,208
  5. Step 5: Solve for x
    x = 242,904,707,011,218,208/402,413,309.10
  6. Step 6: Final answer
    x = 603,619,963.65

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Double scale
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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.