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Finding the Fourth Proportional to 363,358,051.80, 545,037,077.70 and 337,530,019.20

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Solution

The fourth proportional to 363,358,051.80, 545,037,077.70 and 337,530,019.20 is: 506,295,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,358,051.80 : 545,037,077.70 = 337,530,019.20 : x
  2. Step 2: Convert to fraction form
    363,358,051.80/545,037,077.70 = 337,530,019.20/x
  3. Step 3: Cross multiply
    363,358,051.80x = 545,037,077.70 × 337,530,019.20
  4. Step 4: Simplify right side
    363,358,051.80x = 183,966,375,300,792,896
  5. Step 5: Solve for x
    x = 183,966,375,300,792,896/363,358,051.80
  6. Step 6: Final answer
    x = 506,295,028.80

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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.