Home / 189,613,515.60-284,420,274.08-53,298,899.10

Finding the Fourth Proportional to 189,613,515.60, 284,420,274.08 and 53,298,899.10

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Solution

The fourth proportional to 189,613,515.60, 284,420,274.08 and 53,298,899.10 is: 79,948,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,613,515.60 : 284,420,274.08 = 53,298,899.10 : x
  2. Step 2: Convert to fraction form
    189,613,515.60/284,420,274.08 = 53,298,899.10/x
  3. Step 3: Cross multiply
    189,613,515.60x = 284,420,274.08 × 53,298,899.10
  4. Step 4: Simplify right side
    189,613,515.60x = 15,159,287,488,495,668
  5. Step 5: Solve for x
    x = 15,159,287,488,495,668/189,613,515.60
  6. Step 6: Final answer
    x = 79,948,348.83

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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.