Home / 258,655,961,350.34-356,941,427,923.20-144,472,248,701.55

Finding the Fourth Proportional to 258,655,961,350.34, 356,941,427,923.20 and 144,472,248,701.55

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Solution

The fourth proportional to 258,655,961,350.34, 356,941,427,923.20 and 144,472,248,701.55 is: 199,369,581,422.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,655,961,350.34 : 356,941,427,923.20 = 144,472,248,701.55 : x
  2. Step 2: Convert to fraction form
    258,655,961,350.34/356,941,427,923.20 = 144,472,248,701.55/x
  3. Step 3: Cross multiply
    258,655,961,350.34x = 356,941,427,923.20 × 144,472,248,701.55
  4. Step 4: Simplify right side
    258,655,961,350.34x = 51,568,130,746,806,932,865,024
  5. Step 5: Solve for x
    x = 51,568,130,746,806,932,865,024/258,655,961,350.34
  6. Step 6: Final answer
    x = 199,369,581,422.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.