Home / 1,757,125,311.30-2,633,834,899.98-576,397,472.40

Finding the Fourth Proportional to 1,757,125,311.30, 2,633,834,899.98 and 576,397,472.40

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Solution

The fourth proportional to 1,757,125,311.30, 2,633,834,899.98 and 576,397,472.40 is: 863,988,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,125,311.30 : 2,633,834,899.98 = 576,397,472.40 : x
  2. Step 2: Convert to fraction form
    1,757,125,311.30/2,633,834,899.98 = 576,397,472.40/x
  3. Step 3: Cross multiply
    1,757,125,311.30x = 2,633,834,899.98 × 576,397,472.40
  4. Step 4: Simplify right side
    1,757,125,311.30x = 1,518,135,779,067,378,688
  5. Step 5: Solve for x
    x = 1,518,135,779,067,378,688/1,757,125,311.30
  6. Step 6: Final answer
    x = 863,988,338.97

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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.