Home / 502,685,421.30-754,028,131.95-466,405,715.70

Finding the Fourth Proportional to 502,685,421.30, 754,028,131.95 and 466,405,715.70

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Solution

The fourth proportional to 502,685,421.30, 754,028,131.95 and 466,405,715.70 is: 699,608,573.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,685,421.30 : 754,028,131.95 = 466,405,715.70 : x
  2. Step 2: Convert to fraction form
    502,685,421.30/754,028,131.95 = 466,405,715.70/x
  3. Step 3: Cross multiply
    502,685,421.30x = 754,028,131.95 × 466,405,715.70
  4. Step 4: Simplify right side
    502,685,421.30x = 351,683,030,540,073,792
  5. Step 5: Solve for x
    x = 351,683,030,540,073,792/502,685,421.30
  6. Step 6: Final answer
    x = 699,608,573.55

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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.