Home / 147,999,151.10-204,239,217.30-81,924,205.88

Finding the Fourth Proportional to 147,999,151.10, 204,239,217.30 and 81,924,205.88

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Solution

The fourth proportional to 147,999,151.10, 204,239,217.30 and 81,924,205.88 is: 113,055,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,999,151.10 : 204,239,217.30 = 81,924,205.88 : x
  2. Step 2: Convert to fraction form
    147,999,151.10/204,239,217.30 = 81,924,205.88/x
  3. Step 3: Cross multiply
    147,999,151.10x = 204,239,217.30 × 81,924,205.88
  4. Step 4: Simplify right side
    147,999,151.10x = 16,732,135,686,855,258
  5. Step 5: Solve for x
    x = 16,732,135,686,855,258/147,999,151.10
  6. Step 6: Final answer
    x = 113,055,619.32

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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.