Home / 9,175,191,739,876-12,661,765,840,405-5,064,518,871,363.20

Finding the Fourth Proportional to 9,175,191,739,876, 12,661,765,840,405 and 5,064,518,871,363.20

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Solution

The fourth proportional to 9,175,191,739,876, 12,661,765,840,405 and 5,064,518,871,363.20 is: 6,989,036,726,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175,191,739,876 : 12,661,765,840,405 = 5,064,518,871,363.20 : x
  2. Step 2: Convert to fraction form
    9,175,191,739,876/12,661,765,840,405 = 5,064,518,871,363.20/x
  3. Step 3: Cross multiply
    9,175,191,739,876x = 12,661,765,840,405 × 5,064,518,871,363.20
  4. Step 4: Simplify right side
    9,175,191,739,876x = 64,125,752,043,513,053,855,088,640
  5. Step 5: Solve for x
    x = 64,125,752,043,513,053,855,088,640/9,175,191,739,876
  6. Step 6: Final answer
    x = 6,989,036,726,591.58

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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.