Home / 1,050,019,279.92-1,449,041,806.08-580,131,417.60

Finding the Fourth Proportional to 1,050,019,279.92, 1,449,041,806.08 and 580,131,417.60

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Solution

The fourth proportional to 1,050,019,279.92, 1,449,041,806.08 and 580,131,417.60 is: 800,589,754.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,019,279.92 : 1,449,041,806.08 = 580,131,417.60 : x
  2. Step 2: Convert to fraction form
    1,050,019,279.92/1,449,041,806.08 = 580,131,417.60/x
  3. Step 3: Cross multiply
    1,050,019,279.92x = 1,449,041,806.08 × 580,131,417.60
  4. Step 4: Simplify right side
    1,050,019,279.92x = 840,634,677,122,854,656
  5. Step 5: Solve for x
    x = 840,634,677,122,854,656/1,050,019,279.92
  6. Step 6: Final answer
    x = 800,589,754.11

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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.