Home / 125,655,400.80-188,483,101.20-34,778,989.80

Finding the Fourth Proportional to 125,655,400.80, 188,483,101.20 and 34,778,989.80

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Solution

The fourth proportional to 125,655,400.80, 188,483,101.20 and 34,778,989.80 is: 52,168,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,655,400.80 : 188,483,101.20 = 34,778,989.80 : x
  2. Step 2: Convert to fraction form
    125,655,400.80/188,483,101.20 = 34,778,989.80/x
  3. Step 3: Cross multiply
    125,655,400.80x = 188,483,101.20 × 34,778,989.80
  4. Step 4: Simplify right side
    125,655,400.80x = 6,555,251,854,107,167
  5. Step 5: Solve for x
    x = 6,555,251,854,107,167/125,655,400.80
  6. Step 6: Final answer
    x = 52,168,484.70

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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.