Home / 135,791,775,363.64-187,384,206,572.40-74,820,730,576.80

Finding the Fourth Proportional to 135,791,775,363.64, 187,384,206,572.40 and 74,820,730,576.80

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Solution

The fourth proportional to 135,791,775,363.64, 187,384,206,572.40 and 74,820,730,576.80 is: 103,247,955,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,791,775,363.64 : 187,384,206,572.40 = 74,820,730,576.80 : x
  2. Step 2: Convert to fraction form
    135,791,775,363.64/187,384,206,572.40 = 74,820,730,576.80/x
  3. Step 3: Cross multiply
    135,791,775,363.64x = 187,384,206,572.40 × 74,820,730,576.80
  4. Step 4: Simplify right side
    135,791,775,363.64x = 14,020,223,234,300,977,348,608
  5. Step 5: Solve for x
    x = 14,020,223,234,300,977,348,608/135,791,775,363.64
  6. Step 6: Final answer
    x = 103,247,955,899.80

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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.