Home / 99,979,737.55-137,916,461.77-58,159,097.35

Finding the Fourth Proportional to 99,979,737.55, 137,916,461.77 and 58,159,097.35

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Solution

The fourth proportional to 99,979,737.55, 137,916,461.77 and 58,159,097.35 is: 80,227,225.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,979,737.55 : 137,916,461.77 = 58,159,097.35 : x
  2. Step 2: Convert to fraction form
    99,979,737.55/137,916,461.77 = 58,159,097.35/x
  3. Step 3: Cross multiply
    99,979,737.55x = 137,916,461.77 × 58,159,097.35
  4. Step 4: Simplify right side
    99,979,737.55x = 8,021,096,926,248,984
  5. Step 5: Solve for x
    x = 8,021,096,926,248,984/99,979,737.55
  6. Step 6: Final answer
    x = 80,227,225.26

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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.