Home / 133,878,700.80-200,796,006.24-125,163,593.28

Finding the Fourth Proportional to 133,878,700.80, 200,796,006.24 and 125,163,593.28

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Solution

The fourth proportional to 133,878,700.80, 200,796,006.24 and 125,163,593.28 is: 187,724,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,878,700.80 : 200,796,006.24 = 125,163,593.28 : x
  2. Step 2: Convert to fraction form
    133,878,700.80/200,796,006.24 = 125,163,593.28/x
  3. Step 3: Cross multiply
    133,878,700.80x = 200,796,006.24 × 125,163,593.28
  4. Step 4: Simplify right side
    133,878,700.80x = 25,132,349,657,271,704
  5. Step 5: Solve for x
    x = 25,132,349,657,271,704/133,878,700.80
  6. Step 6: Final answer
    x = 187,724,780.02

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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.