Home / 131,725,358.60-181,781,208.50-72,177,192.11

Finding the Fourth Proportional to 131,725,358.60, 181,781,208.50 and 72,177,192.11

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Solution

The fourth proportional to 131,725,358.60, 181,781,208.50 and 72,177,192.11 is: 99,604,642.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,725,358.60 : 181,781,208.50 = 72,177,192.11 : x
  2. Step 2: Convert to fraction form
    131,725,358.60/181,781,208.50 = 72,177,192.11/x
  3. Step 3: Cross multiply
    131,725,358.60x = 181,781,208.50 × 72,177,192.11
  4. Step 4: Simplify right side
    131,725,358.60x = 13,120,457,207,986,032
  5. Step 5: Solve for x
    x = 13,120,457,207,986,032/131,725,358.60
  6. Step 6: Final answer
    x = 99,604,642.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.