Home / 607,103,630.36-910,519,151.30-279,264,282.20

Finding the Fourth Proportional to 607,103,630.36, 910,519,151.30 and 279,264,282.20

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Solution

The fourth proportional to 607,103,630.36, 910,519,151.30 and 279,264,282.20 is: 418,833,728.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,103,630.36 : 910,519,151.30 = 279,264,282.20 : x
  2. Step 2: Convert to fraction form
    607,103,630.36/910,519,151.30 = 279,264,282.20/x
  3. Step 3: Cross multiply
    607,103,630.36x = 910,519,151.30 × 279,264,282.20
  4. Step 4: Simplify right side
    607,103,630.36x = 254,275,477,217,147,680
  5. Step 5: Solve for x
    x = 254,275,477,217,147,680/607,103,630.36
  6. Step 6: Final answer
    x = 418,833,728.71

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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.