Home / 2,640,227,259.60-3,960,341,623.26-981,917,873.82

Finding the Fourth Proportional to 2,640,227,259.60, 3,960,341,623.26 and 981,917,873.82

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Solution

The fourth proportional to 2,640,227,259.60, 3,960,341,623.26 and 981,917,873.82 is: 1,472,877,083.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,227,259.60 : 3,960,341,623.26 = 981,917,873.82 : x
  2. Step 2: Convert to fraction form
    2,640,227,259.60/3,960,341,623.26 = 981,917,873.82/x
  3. Step 3: Cross multiply
    2,640,227,259.60x = 3,960,341,623.26 × 981,917,873.82
  4. Step 4: Simplify right side
    2,640,227,259.60x = 3,888,730,226,312,307,200
  5. Step 5: Solve for x
    x = 3,888,730,226,312,307,200/2,640,227,259.60
  6. Step 6: Final answer
    x = 1,472,877,083.66

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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.