Home / 1,026,226,036.28-1,539,183,520.67-279,300,013.24

Finding the Fourth Proportional to 1,026,226,036.28, 1,539,183,520.67 and 279,300,013.24

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Solution

The fourth proportional to 1,026,226,036.28, 1,539,183,520.67 and 279,300,013.24 is: 418,907,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,226,036.28 : 1,539,183,520.67 = 279,300,013.24 : x
  2. Step 2: Convert to fraction form
    1,026,226,036.28/1,539,183,520.67 = 279,300,013.24/x
  3. Step 3: Cross multiply
    1,026,226,036.28x = 1,539,183,520.67 × 279,300,013.24
  4. Step 4: Simplify right side
    1,026,226,036.28x = 429,893,977,705,342,016
  5. Step 5: Solve for x
    x = 429,893,977,705,342,016/1,026,226,036.28
  6. Step 6: Final answer
    x = 418,907,689.45

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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.