Home / 801,368,312.32-1,105,885,805.52-444,158,866.72

Finding the Fourth Proportional to 801,368,312.32, 1,105,885,805.52 and 444,158,866.72

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Solution

The fourth proportional to 801,368,312.32, 1,105,885,805.52 and 444,158,866.72 is: 612,937,869.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,368,312.32 : 1,105,885,805.52 = 444,158,866.72 : x
  2. Step 2: Convert to fraction form
    801,368,312.32/1,105,885,805.52 = 444,158,866.72/x
  3. Step 3: Cross multiply
    801,368,312.32x = 1,105,885,805.52 × 444,158,866.72
  4. Step 4: Simplify right side
    801,368,312.32x = 491,188,986,101,497,536
  5. Step 5: Solve for x
    x = 491,188,986,101,497,536/801,368,312.32
  6. Step 6: Final answer
    x = 612,937,869.58

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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.