Home / 261,755,452,846.42-392,600,682,316.10-70,542,449,494.72

Finding the Fourth Proportional to 261,755,452,846.42, 392,600,682,316.10 and 70,542,449,494.72

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Solution

The fourth proportional to 261,755,452,846.42, 392,600,682,316.10 and 70,542,449,494.72 is: 105,804,916,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,755,452,846.42 : 392,600,682,316.10 = 70,542,449,494.72 : x
  2. Step 2: Convert to fraction form
    261,755,452,846.42/392,600,682,316.10 = 70,542,449,494.72/x
  3. Step 3: Cross multiply
    261,755,452,846.42x = 392,600,682,316.10 × 70,542,449,494.72
  4. Step 4: Simplify right side
    261,755,452,846.42x = 27,695,013,803,874,127,446,016
  5. Step 5: Solve for x
    x = 27,695,013,803,874,127,446,016/261,755,452,846.42
  6. Step 6: Final answer
    x = 105,804,916,393.18

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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.