Home / 439,685,125.59-659,548,898.37-144,573,711.65

Finding the Fourth Proportional to 439,685,125.59, 659,548,898.37 and 144,573,711.65

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Solution

The fourth proportional to 439,685,125.59, 659,548,898.37 and 144,573,711.65 is: 216,867,541.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,685,125.59 : 659,548,898.37 = 144,573,711.65 : x
  2. Step 2: Convert to fraction form
    439,685,125.59/659,548,898.37 = 144,573,711.65/x
  3. Step 3: Cross multiply
    439,685,125.59x = 659,548,898.37 × 144,573,711.65
  4. Step 4: Simplify right side
    439,685,125.59x = 95,353,432,248,721,792
  5. Step 5: Solve for x
    x = 95,353,432,248,721,792/439,685,125.59
  6. Step 6: Final answer
    x = 216,867,541.56

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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.