Home / 115,377,138.90-173,023,717.95-57,850,290.90

Finding the Fourth Proportional to 115,377,138.90, 173,023,717.95 and 57,850,290.90

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Solution

The fourth proportional to 115,377,138.90, 173,023,717.95 and 57,850,290.90 is: 86,754,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,377,138.90 : 173,023,717.95 = 57,850,290.90 : x
  2. Step 2: Convert to fraction form
    115,377,138.90/173,023,717.95 = 57,850,290.90/x
  3. Step 3: Cross multiply
    115,377,138.90x = 173,023,717.95 × 57,850,290.90
  4. Step 4: Simplify right side
    115,377,138.90x = 10,009,472,416,007,050
  5. Step 5: Solve for x
    x = 10,009,472,416,007,050/115,377,138.90
  6. Step 6: Final answer
    x = 86,754,382.29

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1.5x scale

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.