Home / 83,527,503.40-125,291,255.10-77,858,799.40

Finding the Fourth Proportional to 83,527,503.40, 125,291,255.10 and 77,858,799.40

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Solution

The fourth proportional to 83,527,503.40, 125,291,255.10 and 77,858,799.40 is: 116,788,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,527,503.40 : 125,291,255.10 = 77,858,799.40 : x
  2. Step 2: Convert to fraction form
    83,527,503.40/125,291,255.10 = 77,858,799.40/x
  3. Step 3: Cross multiply
    83,527,503.40x = 125,291,255.10 × 77,858,799.40
  4. Step 4: Simplify right side
    83,527,503.40x = 9,755,026,697,405,128
  5. Step 5: Solve for x
    x = 9,755,026,697,405,128/83,527,503.40
  6. Step 6: Final answer
    x = 116,788,199.10

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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.