Home / 164,897,105.40-247,345,658.10-57,191,729.40

Finding the Fourth Proportional to 164,897,105.40, 247,345,658.10 and 57,191,729.40

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Solution

The fourth proportional to 164,897,105.40, 247,345,658.10 and 57,191,729.40 is: 85,787,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,897,105.40 : 247,345,658.10 = 57,191,729.40 : x
  2. Step 2: Convert to fraction form
    164,897,105.40/247,345,658.10 = 57,191,729.40/x
  3. Step 3: Cross multiply
    164,897,105.40x = 247,345,658.10 × 57,191,729.40
  4. Step 4: Simplify right side
    164,897,105.40x = 14,146,125,946,320,118
  5. Step 5: Solve for x
    x = 14,146,125,946,320,118/164,897,105.40
  6. Step 6: Final answer
    x = 85,787,594.10

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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.