Home / 957,111,029.10-1,435,666,543.65-819,361,521.90

Finding the Fourth Proportional to 957,111,029.10, 1,435,666,543.65 and 819,361,521.90

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Solution

The fourth proportional to 957,111,029.10, 1,435,666,543.65 and 819,361,521.90 is: 1,229,042,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,111,029.10 : 1,435,666,543.65 = 819,361,521.90 : x
  2. Step 2: Convert to fraction form
    957,111,029.10/1,435,666,543.65 = 819,361,521.90/x
  3. Step 3: Cross multiply
    957,111,029.10x = 1,435,666,543.65 × 819,361,521.90
  4. Step 4: Simplify right side
    957,111,029.10x = 1,176,329,924,145,976,832
  5. Step 5: Solve for x
    x = 1,176,329,924,145,976,832/957,111,029.10
  6. Step 6: Final answer
    x = 1,229,042,282.85

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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.