Home / 351,619,801.40-527,618,658.90-147,168,543.80

Finding the Fourth Proportional to 351,619,801.40, 527,618,658.90 and 147,168,543.80

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Solution

The fourth proportional to 351,619,801.40, 527,618,658.90 and 147,168,543.80 is: 220,831,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,619,801.40 : 527,618,658.90 = 147,168,543.80 : x
  2. Step 2: Convert to fraction form
    351,619,801.40/527,618,658.90 = 147,168,543.80/x
  3. Step 3: Cross multiply
    351,619,801.40x = 527,618,658.90 × 147,168,543.80
  4. Step 4: Simplify right side
    351,619,801.40x = 77,648,869,712,021,920
  5. Step 5: Solve for x
    x = 77,648,869,712,021,920/351,619,801.40
  6. Step 6: Final answer
    x = 220,831,902.53

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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.