Home / 135,791,775,318.34-187,384,206,510.29-74,820,730,531.46

Finding the Fourth Proportional to 135,791,775,318.34, 187,384,206,510.29 and 74,820,730,531.46

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Solution

The fourth proportional to 135,791,775,318.34, 187,384,206,510.29 and 74,820,730,531.46 is: 103,247,955,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,791,775,318.34 : 187,384,206,510.29 = 74,820,730,531.46 : x
  2. Step 2: Convert to fraction form
    135,791,775,318.34/187,384,206,510.29 = 74,820,730,531.46/x
  3. Step 3: Cross multiply
    135,791,775,318.34x = 187,384,206,510.29 × 74,820,730,531.46
  4. Step 4: Simplify right side
    135,791,775,318.34x = 14,020,223,221,156,924,096,512
  5. Step 5: Solve for x
    x = 14,020,223,221,156,924,096,512/135,791,775,318.34
  6. Step 6: Final answer
    x = 103,247,955,837.45

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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.