Home / 191,651,184.40-287,489,218.20-100,951,920.40

Finding the Fourth Proportional to 191,651,184.40, 287,489,218.20 and 100,951,920.40

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Solution

The fourth proportional to 191,651,184.40, 287,489,218.20 and 100,951,920.40 is: 151,434,434.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,651,184.40 : 287,489,218.20 = 100,951,920.40 : x
  2. Step 2: Convert to fraction form
    191,651,184.40/287,489,218.20 = 100,951,920.40/x
  3. Step 3: Cross multiply
    191,651,184.40x = 287,489,218.20 × 100,951,920.40
  4. Step 4: Simplify right side
    191,651,184.40x = 29,022,588,671,584,632
  5. Step 5: Solve for x
    x = 29,022,588,671,584,632/191,651,184.40
  6. Step 6: Final answer
    x = 151,434,434.19

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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.