Home / 187,339,867.41-258,532,077.78-102,565,572.01

Finding the Fourth Proportional to 187,339,867.41, 258,532,077.78 and 102,565,572.01

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Solution

The fourth proportional to 187,339,867.41, 258,532,077.78 and 102,565,572.01 is: 141,542,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,339,867.41 : 258,532,077.78 = 102,565,572.01 : x
  2. Step 2: Convert to fraction form
    187,339,867.41/258,532,077.78 = 102,565,572.01/x
  3. Step 3: Cross multiply
    187,339,867.41x = 258,532,077.78 × 102,565,572.01
  4. Step 4: Simplify right side
    187,339,867.41x = 26,516,490,439,793,180
  5. Step 5: Solve for x
    x = 26,516,490,439,793,180/187,339,867.41
  6. Step 6: Final answer
    x = 141,542,165.08

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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.