Home / 125,070,933.60-187,597,357.20-38,807,138.40

Finding the Fourth Proportional to 125,070,933.60, 187,597,357.20 and 38,807,138.40

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Solution

The fourth proportional to 125,070,933.60, 187,597,357.20 and 38,807,138.40 is: 58,207,901.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,070,933.60 : 187,597,357.20 = 38,807,138.40 : x
  2. Step 2: Convert to fraction form
    125,070,933.60/187,597,357.20 = 38,807,138.40/x
  3. Step 3: Cross multiply
    125,070,933.60x = 187,597,357.20 × 38,807,138.40
  4. Step 4: Simplify right side
    125,070,933.60x = 7,280,116,604,334,636
  5. Step 5: Solve for x
    x = 7,280,116,604,334,636/125,070,933.60
  6. Step 6: Final answer
    x = 58,207,901.67

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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.