Home / 90,541,702,864.70-124,943,912,178.18-49,341,207,748.04

Finding the Fourth Proportional to 90,541,702,864.70, 124,943,912,178.18 and 49,341,207,748.04

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Solution

The fourth proportional to 90,541,702,864.70, 124,943,912,178.18 and 49,341,207,748.04 is: 68,088,884,266.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,541,702,864.70 : 124,943,912,178.18 = 49,341,207,748.04 : x
  2. Step 2: Convert to fraction form
    90,541,702,864.70/124,943,912,178.18 = 49,341,207,748.04/x
  3. Step 3: Cross multiply
    90,541,702,864.70x = 124,943,912,178.18 × 49,341,207,748.04
  4. Step 4: Simplify right side
    90,541,702,864.70x = 6,164,883,527,635,819,298,816
  5. Step 5: Solve for x
    x = 6,164,883,527,635,819,298,816/90,541,702,864.70
  6. Step 6: Final answer
    x = 68,088,884,266.39

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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.