Home / 253,404,024.16-349,697,553.36-137,510,520.16

Finding the Fourth Proportional to 253,404,024.16, 349,697,553.36 and 137,510,520.16

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Solution

The fourth proportional to 253,404,024.16, 349,697,553.36 and 137,510,520.16 is: 189,764,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,404,024.16 : 349,697,553.36 = 137,510,520.16 : x
  2. Step 2: Convert to fraction form
    253,404,024.16/349,697,553.36 = 137,510,520.16/x
  3. Step 3: Cross multiply
    253,404,024.16x = 349,697,553.36 × 137,510,520.16
  4. Step 4: Simplify right side
    253,404,024.16x = 48,087,092,461,212,960
  5. Step 5: Solve for x
    x = 48,087,092,461,212,960/253,404,024.16
  6. Step 6: Final answer
    x = 189,764,517.83

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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.