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Finding the Fourth Proportional to 91,818,174,805.30, 137,727,262,207.95 and 91,818,174,805.30

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Solution

The fourth proportional to 91,818,174,805.30, 137,727,262,207.95 and 91,818,174,805.30 is: 137,727,262,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,818,174,805.30 : 137,727,262,207.95 = 91,818,174,805.30 : x
  2. Step 2: Convert to fraction form
    91,818,174,805.30/137,727,262,207.95 = 91,818,174,805.30/x
  3. Step 3: Cross multiply
    91,818,174,805.30x = 137,727,262,207.95 × 91,818,174,805.30
  4. Step 4: Simplify right side
    91,818,174,805.30x = 12,645,865,836,864,943,947,776
  5. Step 5: Solve for x
    x = 12,645,865,836,864,943,947,776/91,818,174,805.30
  6. Step 6: Final answer
    x = 137,727,262,207.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.