Home / 139,556,711.70-209,335,067.55-63,029,207.70

Finding the Fourth Proportional to 139,556,711.70, 209,335,067.55 and 63,029,207.70

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Solution

The fourth proportional to 139,556,711.70, 209,335,067.55 and 63,029,207.70 is: 94,543,811.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,556,711.70 : 209,335,067.55 = 63,029,207.70 : x
  2. Step 2: Convert to fraction form
    139,556,711.70/209,335,067.55 = 63,029,207.70/x
  3. Step 3: Cross multiply
    139,556,711.70x = 209,335,067.55 × 63,029,207.70
  4. Step 4: Simplify right side
    139,556,711.70x = 13,194,223,451,502,482
  5. Step 5: Solve for x
    x = 13,194,223,451,502,482/139,556,711.70
  6. Step 6: Final answer
    x = 94,543,811.55

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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.