Home / 55,164,259,217.57-82,746,389,919.85-13,241,124,893.21

Finding the Fourth Proportional to 55,164,259,217.57, 82,746,389,919.85 and 13,241,124,893.21

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Solution

The fourth proportional to 55,164,259,217.57, 82,746,389,919.85 and 13,241,124,893.21 is: 19,861,687,602.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,164,259,217.57 : 82,746,389,919.85 = 13,241,124,893.21 : x
  2. Step 2: Convert to fraction form
    55,164,259,217.57/82,746,389,919.85 = 13,241,124,893.21/x
  3. Step 3: Cross multiply
    55,164,259,217.57x = 82,746,389,919.85 × 13,241,124,893.21
  4. Step 4: Simplify right side
    55,164,259,217.57x = 1,095,655,283,390,573,182,976
  5. Step 5: Solve for x
    x = 1,095,655,283,390,573,182,976/55,164,259,217.57
  6. Step 6: Final answer
    x = 19,861,687,602.28

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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.