Home / 209,953,748.80-314,930,623.20-94,942,043.20

Finding the Fourth Proportional to 209,953,748.80, 314,930,623.20 and 94,942,043.20

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Solution

The fourth proportional to 209,953,748.80, 314,930,623.20 and 94,942,043.20 is: 142,413,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,748.80 : 314,930,623.20 = 94,942,043.20 : x
  2. Step 2: Convert to fraction form
    209,953,748.80/314,930,623.20 = 94,942,043.20/x
  3. Step 3: Cross multiply
    209,953,748.80x = 314,930,623.20 × 94,942,043.20
  4. Step 4: Simplify right side
    209,953,748.80x = 29,900,156,832,857,324
  5. Step 5: Solve for x
    x = 29,900,156,832,857,324/209,953,748.80
  6. Step 6: Final answer
    x = 142,413,064.80

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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.