Home / 2,640,226,980.60-3,960,341,204.76-981,917,594.88

Finding the Fourth Proportional to 2,640,226,980.60, 3,960,341,204.76 and 981,917,594.88

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Solution

The fourth proportional to 2,640,226,980.60, 3,960,341,204.76 and 981,917,594.88 is: 1,472,876,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,226,980.60 : 3,960,341,204.76 = 981,917,594.88 : x
  2. Step 2: Convert to fraction form
    2,640,226,980.60/3,960,341,204.76 = 981,917,594.88/x
  3. Step 3: Cross multiply
    2,640,226,980.60x = 3,960,341,204.76 × 981,917,594.88
  4. Step 4: Simplify right side
    2,640,226,980.60x = 3,888,728,710,682,101,248
  5. Step 5: Solve for x
    x = 3,888,728,710,682,101,248/2,640,226,980.60
  6. Step 6: Final answer
    x = 1,472,876,665.25

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1.5x scale

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.