Home / 1,813,976,152.20-2,503,127,500.14-1,010,142,908.72

Finding the Fourth Proportional to 1,813,976,152.20, 2,503,127,500.14 and 1,010,142,908.72

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Solution

The fourth proportional to 1,813,976,152.20, 2,503,127,500.14 and 1,010,142,908.72 is: 1,393,908,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,976,152.20 : 2,503,127,500.14 = 1,010,142,908.72 : x
  2. Step 2: Convert to fraction form
    1,813,976,152.20/2,503,127,500.14 = 1,010,142,908.72/x
  3. Step 3: Cross multiply
    1,813,976,152.20x = 2,503,127,500.14 × 1,010,142,908.72
  4. Step 4: Simplify right side
    1,813,976,152.20x = 2,528,516,493,888,441,856
  5. Step 5: Solve for x
    x = 2,528,516,493,888,441,856/1,813,976,152.20
  6. Step 6: Final answer
    x = 1,393,908,343.74

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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.