Home / 148,945,233.40-223,417,850.10-72,417,729.40

Finding the Fourth Proportional to 148,945,233.40, 223,417,850.10 and 72,417,729.40

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Solution

The fourth proportional to 148,945,233.40, 223,417,850.10 and 72,417,729.40 is: 108,626,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,945,233.40 : 223,417,850.10 = 72,417,729.40 : x
  2. Step 2: Convert to fraction form
    148,945,233.40/223,417,850.10 = 72,417,729.40/x
  3. Step 3: Cross multiply
    148,945,233.40x = 223,417,850.10 × 72,417,729.40
  4. Step 4: Simplify right side
    148,945,233.40x = 16,179,413,411,671,564
  5. Step 5: Solve for x
    x = 16,179,413,411,671,564/148,945,233.40
  6. Step 6: Final answer
    x = 108,626,594.10

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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.