Home / 1,202,985,924,639.20-1,805,221,103,626.40-557,471,231,778.28

Finding the Fourth Proportional to 1,202,985,924,639.20, 1,805,221,103,626.40 and 557,471,231,778.28

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Solution

The fourth proportional to 1,202,985,924,639.20, 1,805,221,103,626.40 and 557,471,231,778.28 is: 836,550,795,532.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,985,924,639.20 : 1,805,221,103,626.40 = 557,471,231,778.28 : x
  2. Step 2: Convert to fraction form
    1,202,985,924,639.20/1,805,221,103,626.40 = 557,471,231,778.28/x
  3. Step 3: Cross multiply
    1,202,985,924,639.20x = 1,805,221,103,626.40 × 557,471,231,778.28
  4. Step 4: Simplify right side
    1,202,985,924,639.20x = 1,006,358,832,270,755,212,820,480
  5. Step 5: Solve for x
    x = 1,006,358,832,270,755,212,820,480/1,202,985,924,639.20
  6. Step 6: Final answer
    x = 836,550,795,532.03

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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.