Home / 164,872,527.72-247,253,922.14-66,478,820.73

Finding the Fourth Proportional to 164,872,527.72, 247,253,922.14 and 66,478,820.73

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Solution

The fourth proportional to 164,872,527.72, 247,253,922.14 and 66,478,820.73 is: 99,696,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,872,527.72 : 247,253,922.14 = 66,478,820.73 : x
  2. Step 2: Convert to fraction form
    164,872,527.72/247,253,922.14 = 66,478,820.73/x
  3. Step 3: Cross multiply
    164,872,527.72x = 247,253,922.14 × 66,478,820.73
  4. Step 4: Simplify right side
    164,872,527.72x = 16,437,149,164,402,042
  5. Step 5: Solve for x
    x = 16,437,149,164,402,042/164,872,527.72
  6. Step 6: Final answer
    x = 99,696,107.00

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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.