Home / 148,869,212.21-223,314,483.89-39,693,811.35

Finding the Fourth Proportional to 148,869,212.21, 223,314,483.89 and 39,693,811.35

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Solution

The fourth proportional to 148,869,212.21, 223,314,483.89 and 39,693,811.35 is: 59,543,560.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,869,212.21 : 223,314,483.89 = 39,693,811.35 : x
  2. Step 2: Convert to fraction form
    148,869,212.21/223,314,483.89 = 39,693,811.35/x
  3. Step 3: Cross multiply
    148,869,212.21x = 223,314,483.89 × 39,693,811.35
  4. Step 4: Simplify right side
    148,869,212.21x = 8,864,202,995,053,805
  5. Step 5: Solve for x
    x = 8,864,202,995,053,805/148,869,212.21
  6. Step 6: Final answer
    x = 59,543,560.85

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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.