Home / 115,895,422.60-173,864,129.10-58,242,603.40

Finding the Fourth Proportional to 115,895,422.60, 173,864,129.10 and 58,242,603.40

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Solution

The fourth proportional to 115,895,422.60, 173,864,129.10 and 58,242,603.40 is: 87,374,456.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,895,422.60 : 173,864,129.10 = 58,242,603.40 : x
  2. Step 2: Convert to fraction form
    115,895,422.60/173,864,129.10 = 58,242,603.40/x
  3. Step 3: Cross multiply
    115,895,422.60x = 173,864,129.10 × 58,242,603.40
  4. Step 4: Simplify right side
    115,895,422.60x = 10,126,299,516,657,698
  5. Step 5: Solve for x
    x = 10,126,299,516,657,698/115,895,422.60
  6. Step 6: Final answer
    x = 87,374,456.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.