Home / 79,514,667.60-119,272,001.40-69,940,856.40

Finding the Fourth Proportional to 79,514,667.60, 119,272,001.40 and 69,940,856.40

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Solution

The fourth proportional to 79,514,667.60, 119,272,001.40 and 69,940,856.40 is: 104,911,284.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,514,667.60 : 119,272,001.40 = 69,940,856.40 : x
  2. Step 2: Convert to fraction form
    79,514,667.60/119,272,001.40 = 69,940,856.40/x
  3. Step 3: Cross multiply
    79,514,667.60x = 119,272,001.40 × 69,940,856.40
  4. Step 4: Simplify right side
    79,514,667.60x = 8,341,985,922,458,000
  5. Step 5: Solve for x
    x = 8,341,985,922,458,000/79,514,667.60
  6. Step 6: Final answer
    x = 104,911,284.60

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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.