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Finding the Fourth Proportional to 79,221,888,117.45, 118,832,832,176.17 and 79,221,888,117.45

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Solution

The fourth proportional to 79,221,888,117.45, 118,832,832,176.17 and 79,221,888,117.45 is: 118,832,832,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,221,888,117.45 : 118,832,832,176.17 = 79,221,888,117.45 : x
  2. Step 2: Convert to fraction form
    79,221,888,117.45/118,832,832,176.17 = 79,221,888,117.45/x
  3. Step 3: Cross multiply
    79,221,888,117.45x = 118,832,832,176.17 × 79,221,888,117.45
  4. Step 4: Simplify right side
    79,221,888,117.45x = 9,414,161,335,340,251,480,064
  5. Step 5: Solve for x
    x = 9,414,161,335,340,251,480,064/79,221,888,117.45
  6. Step 6: Final answer
    x = 118,832,832,176.17

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Double scale
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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.