Home / 12,836,386,955.43-17,711,561,348.01-7,410,828,545.19

Finding the Fourth Proportional to 12,836,386,955.43, 17,711,561,348.01 and 7,410,828,545.19

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Solution

The fourth proportional to 12,836,386,955.43, 17,711,561,348.01 and 7,410,828,545.19 is: 10,225,411,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836,386,955.43 : 17,711,561,348.01 = 7,410,828,545.19 : x
  2. Step 2: Convert to fraction form
    12,836,386,955.43/17,711,561,348.01 = 7,410,828,545.19/x
  3. Step 3: Cross multiply
    12,836,386,955.43x = 17,711,561,348.01 × 7,410,828,545.19
  4. Step 4: Simplify right side
    12,836,386,955.43x = 131,257,344,417,716,371,456
  5. Step 5: Solve for x
    x = 131,257,344,417,716,371,456/12,836,386,955.43
  6. Step 6: Final answer
    x = 10,225,411,938.22

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Double scale
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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.