Home / 351,619,800.40-527,618,657.40-147,168,542.80

Finding the Fourth Proportional to 351,619,800.40, 527,618,657.40 and 147,168,542.80

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Solution

The fourth proportional to 351,619,800.40, 527,618,657.40 and 147,168,542.80 is: 220,831,901.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,619,800.40 : 527,618,657.40 = 147,168,542.80 : x
  2. Step 2: Convert to fraction form
    351,619,800.40/527,618,657.40 = 147,168,542.80/x
  3. Step 3: Cross multiply
    351,619,800.40x = 527,618,657.40 × 147,168,542.80
  4. Step 4: Simplify right side
    351,619,800.40x = 77,648,868,963,650,432
  5. Step 5: Solve for x
    x = 77,648,868,963,650,432/351,619,800.40
  6. Step 6: Final answer
    x = 220,831,901.03

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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.