Home / 2,213,781,681.60-3,321,947,980.80-834,585,998.40

Finding the Fourth Proportional to 2,213,781,681.60, 3,321,947,980.80 and 834,585,998.40

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Solution

The fourth proportional to 2,213,781,681.60, 3,321,947,980.80 and 834,585,998.40 is: 1,252,359,839.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,781,681.60 : 3,321,947,980.80 = 834,585,998.40 : x
  2. Step 2: Convert to fraction form
    2,213,781,681.60/3,321,947,980.80 = 834,585,998.40/x
  3. Step 3: Cross multiply
    2,213,781,681.60x = 3,321,947,980.80 × 834,585,998.40
  4. Step 4: Simplify right side
    2,213,781,681.60x = 2,772,451,272,188,832,256
  5. Step 5: Solve for x
    x = 2,772,451,272,188,832,256/2,213,781,681.60
  6. Step 6: Final answer
    x = 1,252,359,839.83

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1.5x scale

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.