Home / 108,376,058.52-149,559,038.82-58,816,419.12

Finding the Fourth Proportional to 108,376,058.52, 149,559,038.82 and 58,816,419.12

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Solution

The fourth proportional to 108,376,058.52, 149,559,038.82 and 58,816,419.12 is: 81,166,700.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,376,058.52 : 149,559,038.82 = 58,816,419.12 : x
  2. Step 2: Convert to fraction form
    108,376,058.52/149,559,038.82 = 58,816,419.12/x
  3. Step 3: Cross multiply
    108,376,058.52x = 149,559,038.82 × 58,816,419.12
  4. Step 4: Simplify right side
    108,376,058.52x = 8,796,527,110,421,469
  5. Step 5: Solve for x
    x = 8,796,527,110,421,469/108,376,058.52
  6. Step 6: Final answer
    x = 81,166,700.75

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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.