Home / 209,953,514.70-314,930,272.05-88,784,966.70

Finding the Fourth Proportional to 209,953,514.70, 314,930,272.05 and 88,784,966.70

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Solution

The fourth proportional to 209,953,514.70, 314,930,272.05 and 88,784,966.70 is: 133,177,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,514.70 : 314,930,272.05 = 88,784,966.70 : x
  2. Step 2: Convert to fraction form
    209,953,514.70/314,930,272.05 = 88,784,966.70/x
  3. Step 3: Cross multiply
    209,953,514.70x = 314,930,272.05 × 88,784,966.70
  4. Step 4: Simplify right side
    209,953,514.70x = 27,961,073,716,781,192
  5. Step 5: Solve for x
    x = 27,961,073,716,781,192/209,953,514.70
  6. Step 6: Final answer
    x = 133,177,450.05

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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.