Home / 115,919,139.90-173,878,709.85-62,171,427.90

Finding the Fourth Proportional to 115,919,139.90, 173,878,709.85 and 62,171,427.90

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Solution

The fourth proportional to 115,919,139.90, 173,878,709.85 and 62,171,427.90 is: 93,257,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,919,139.90 : 173,878,709.85 = 62,171,427.90 : x
  2. Step 2: Convert to fraction form
    115,919,139.90/173,878,709.85 = 62,171,427.90/x
  3. Step 3: Cross multiply
    115,919,139.90x = 173,878,709.85 × 62,171,427.90
  4. Step 4: Simplify right side
    115,919,139.90x = 10,810,287,672,784,294
  5. Step 5: Solve for x
    x = 10,810,287,672,784,294/115,919,139.90
  6. Step 6: Final answer
    x = 93,257,141.85

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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.