Home / 131,788,937.04-181,875,399.48-76,013,607.12

Finding the Fourth Proportional to 131,788,937.04, 181,875,399.48 and 76,013,607.12

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Solution

The fourth proportional to 131,788,937.04, 181,875,399.48 and 76,013,607.12 is: 104,902,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,788,937.04 : 181,875,399.48 = 76,013,607.12 : x
  2. Step 2: Convert to fraction form
    131,788,937.04/181,875,399.48 = 76,013,607.12/x
  3. Step 3: Cross multiply
    131,788,937.04x = 181,875,399.48 × 76,013,607.12
  4. Step 4: Simplify right side
    131,788,937.04x = 13,825,005,160,865,772
  5. Step 5: Solve for x
    x = 13,825,005,160,865,772/131,788,937.04
  6. Step 6: Final answer
    x = 104,902,622.87

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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.