Home / 306,435,000.30-459,652,500.45-191,549,265.90

Finding the Fourth Proportional to 306,435,000.30, 459,652,500.45 and 191,549,265.90

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Solution

The fourth proportional to 306,435,000.30, 459,652,500.45 and 191,549,265.90 is: 287,323,898.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,435,000.30 : 459,652,500.45 = 191,549,265.90 : x
  2. Step 2: Convert to fraction form
    306,435,000.30/459,652,500.45 = 191,549,265.90/x
  3. Step 3: Cross multiply
    306,435,000.30x = 459,652,500.45 × 191,549,265.90
  4. Step 4: Simplify right side
    306,435,000.30x = 88,046,099,030,296,928
  5. Step 5: Solve for x
    x = 88,046,099,030,296,928/306,435,000.30
  6. Step 6: Final answer
    x = 287,323,898.85

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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.