Home / 261,760,708,986.03-392,754,452,069.10-140,607,897,741.39

Finding the Fourth Proportional to 261,760,708,986.03, 392,754,452,069.10 and 140,607,897,741.39

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Solution

The fourth proportional to 261,760,708,986.03, 392,754,452,069.10 and 140,607,897,741.39 is: 210,972,754,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,760,708,986.03 : 392,754,452,069.10 = 140,607,897,741.39 : x
  2. Step 2: Convert to fraction form
    261,760,708,986.03/392,754,452,069.10 = 140,607,897,741.39/x
  3. Step 3: Cross multiply
    261,760,708,986.03x = 392,754,452,069.10 × 140,607,897,741.39
  4. Step 4: Simplify right side
    261,760,708,986.03x = 55,224,377,834,007,676,583,936
  5. Step 5: Solve for x
    x = 55,224,377,834,007,676,583,936/261,760,708,986.03
  6. Step 6: Final answer
    x = 210,972,754,650.34

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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.