Home / 187,024,174.40-258,071,004.96-103,381,005.44

Finding the Fourth Proportional to 187,024,174.40, 258,071,004.96 and 103,381,005.44

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Solution

The fourth proportional to 187,024,174.40, 258,071,004.96 and 103,381,005.44 is: 142,653,429.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,024,174.40 : 258,071,004.96 = 103,381,005.44 : x
  2. Step 2: Convert to fraction form
    187,024,174.40/258,071,004.96 = 103,381,005.44/x
  3. Step 3: Cross multiply
    187,024,174.40x = 258,071,004.96 × 103,381,005.44
  4. Step 4: Simplify right side
    187,024,174.40x = 26,679,639,967,676,028
  5. Step 5: Solve for x
    x = 26,679,639,967,676,028/187,024,174.40
  6. Step 6: Final answer
    x = 142,653,429.98

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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.