Home / 148,691,148.85-223,011,985.13-45,035,709.66

Finding the Fourth Proportional to 148,691,148.85, 223,011,985.13 and 45,035,709.66

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Solution

The fourth proportional to 148,691,148.85, 223,011,985.13 and 45,035,709.66 is: 67,546,071.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,691,148.85 : 223,011,985.13 = 45,035,709.66 : x
  2. Step 2: Convert to fraction form
    148,691,148.85/223,011,985.13 = 45,035,709.66/x
  3. Step 3: Cross multiply
    148,691,148.85x = 223,011,985.13 × 45,035,709.66
  4. Step 4: Simplify right side
    148,691,148.85x = 10,043,503,011,899,858
  5. Step 5: Solve for x
    x = 10,043,503,011,899,858/148,691,148.85
  6. Step 6: Final answer
    x = 67,546,071.77

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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.