Home / 441,346,175.20-609,050,280.80-243,126,211.92

Finding the Fourth Proportional to 441,346,175.20, 609,050,280.80 and 243,126,211.92

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Solution

The fourth proportional to 441,346,175.20, 609,050,280.80 and 243,126,211.92 is: 335,510,073.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,346,175.20 : 609,050,280.80 = 243,126,211.92 : x
  2. Step 2: Convert to fraction form
    441,346,175.20/609,050,280.80 = 243,126,211.92/x
  3. Step 3: Cross multiply
    441,346,175.20x = 609,050,280.80 × 243,126,211.92
  4. Step 4: Simplify right side
    441,346,175.20x = 148,076,087,639,716,288
  5. Step 5: Solve for x
    x = 148,076,087,639,716,288/441,346,175.20
  6. Step 6: Final answer
    x = 335,510,073.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.