Home / 109,712,258.57-151,397,130.24-62,660,081.70

Finding the Fourth Proportional to 109,712,258.57, 151,397,130.24 and 62,660,081.70

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Solution

The fourth proportional to 109,712,258.57, 151,397,130.24 and 62,660,081.70 is: 86,467,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,712,258.57 : 151,397,130.24 = 62,660,081.70 : x
  2. Step 2: Convert to fraction form
    109,712,258.57/151,397,130.24 = 62,660,081.70/x
  3. Step 3: Cross multiply
    109,712,258.57x = 151,397,130.24 × 62,660,081.70
  4. Step 4: Simplify right side
    109,712,258.57x = 9,486,556,549,983,942
  5. Step 5: Solve for x
    x = 9,486,556,549,983,942/109,712,258.57
  6. Step 6: Final answer
    x = 86,467,607.85

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1.5x scale

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.