Home / 129,480,709.20-194,221,063.80-33,742,597.20

Finding the Fourth Proportional to 129,480,709.20, 194,221,063.80 and 33,742,597.20

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Solution

The fourth proportional to 129,480,709.20, 194,221,063.80 and 33,742,597.20 is: 50,613,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,480,709.20 : 194,221,063.80 = 33,742,597.20 : x
  2. Step 2: Convert to fraction form
    129,480,709.20/194,221,063.80 = 33,742,597.20/x
  3. Step 3: Cross multiply
    129,480,709.20x = 194,221,063.80 × 33,742,597.20
  4. Step 4: Simplify right side
    129,480,709.20x = 6,553,523,123,558,902
  5. Step 5: Solve for x
    x = 6,553,523,123,558,902/129,480,709.20
  6. Step 6: Final answer
    x = 50,613,895.80

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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.