Home / 149,781,668.10-224,672,502.15-86,080,676.10

Finding the Fourth Proportional to 149,781,668.10, 224,672,502.15 and 86,080,676.10

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Solution

The fourth proportional to 149,781,668.10, 224,672,502.15 and 86,080,676.10 is: 129,121,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,781,668.10 : 224,672,502.15 = 86,080,676.10 : x
  2. Step 2: Convert to fraction form
    149,781,668.10/224,672,502.15 = 86,080,676.10/x
  3. Step 3: Cross multiply
    149,781,668.10x = 224,672,502.15 × 86,080,676.10
  4. Step 4: Simplify right side
    149,781,668.10x = 19,339,960,886,150,704
  5. Step 5: Solve for x
    x = 19,339,960,886,150,704/149,781,668.10
  6. Step 6: Final answer
    x = 129,121,014.15

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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.