Home / 209,953,738.30-314,930,607.45-94,942,032.70

Finding the Fourth Proportional to 209,953,738.30, 314,930,607.45 and 94,942,032.70

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Solution

The fourth proportional to 209,953,738.30, 314,930,607.45 and 94,942,032.70 is: 142,413,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,738.30 : 314,930,607.45 = 94,942,032.70 : x
  2. Step 2: Convert to fraction form
    209,953,738.30/314,930,607.45 = 94,942,032.70/x
  3. Step 3: Cross multiply
    209,953,738.30x = 314,930,607.45 × 94,942,032.70
  4. Step 4: Simplify right side
    209,953,738.30x = 29,900,152,030,748,764
  5. Step 5: Solve for x
    x = 29,900,152,030,748,764/209,953,738.30
  6. Step 6: Final answer
    x = 142,413,049.05

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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.