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Finding the Fourth Proportional to 354,984,346.80, 532,224,577.80 and 160,988,698.80

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Solution

The fourth proportional to 354,984,346.80, 532,224,577.80 and 160,988,698.80 is: 241,368,789.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,984,346.80 : 532,224,577.80 = 160,988,698.80 : x
  2. Step 2: Convert to fraction form
    354,984,346.80/532,224,577.80 = 160,988,698.80/x
  3. Step 3: Cross multiply
    354,984,346.80x = 532,224,577.80 × 160,988,698.80
  4. Step 4: Simplify right side
    354,984,346.80x = 85,682,142,249,401,376
  5. Step 5: Solve for x
    x = 85,682,142,249,401,376/354,984,346.80
  6. Step 6: Final answer
    x = 241,368,789.98

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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.