Home / 572,341,512.60-858,512,268.90-141,520,008.60

Finding the Fourth Proportional to 572,341,512.60, 858,512,268.90 and 141,520,008.60

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Solution

The fourth proportional to 572,341,512.60, 858,512,268.90 and 141,520,008.60 is: 212,280,012.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,341,512.60 : 858,512,268.90 = 141,520,008.60 : x
  2. Step 2: Convert to fraction form
    572,341,512.60/858,512,268.90 = 141,520,008.60/x
  3. Step 3: Cross multiply
    572,341,512.60x = 858,512,268.90 × 141,520,008.60
  4. Step 4: Simplify right side
    572,341,512.60x = 121,496,663,677,933,504
  5. Step 5: Solve for x
    x = 121,496,663,677,933,504/572,341,512.60
  6. Step 6: Final answer
    x = 212,280,012.90

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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.