Home / 187,148,531.84-258,247,641.92-103,514,862.72

Finding the Fourth Proportional to 187,148,531.84, 258,247,641.92 and 103,514,862.72

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Solution

The fourth proportional to 187,148,531.84, 258,247,641.92 and 103,514,862.72 is: 142,840,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,148,531.84 : 258,247,641.92 = 103,514,862.72 : x
  2. Step 2: Convert to fraction form
    187,148,531.84/258,247,641.92 = 103,514,862.72/x
  3. Step 3: Cross multiply
    187,148,531.84x = 258,247,641.92 × 103,514,862.72
  4. Step 4: Simplify right side
    187,148,531.84x = 26,732,469,201,112,516
  5. Step 5: Solve for x
    x = 26,732,469,201,112,516/187,148,531.84
  6. Step 6: Final answer
    x = 142,840,923.94

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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.