Home / 1,214,785,019.20-1,822,177,528.80-801,536,497.60

Finding the Fourth Proportional to 1,214,785,019.20, 1,822,177,528.80 and 801,536,497.60

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Solution

The fourth proportional to 1,214,785,019.20, 1,822,177,528.80 and 801,536,497.60 is: 1,202,304,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,785,019.20 : 1,822,177,528.80 = 801,536,497.60 : x
  2. Step 2: Convert to fraction form
    1,214,785,019.20/1,822,177,528.80 = 801,536,497.60/x
  3. Step 3: Cross multiply
    1,214,785,019.20x = 1,822,177,528.80 × 801,536,497.60
  4. Step 4: Simplify right side
    1,214,785,019.20x = 1,460,541,794,439,775,232
  5. Step 5: Solve for x
    x = 1,460,541,794,439,775,232/1,214,785,019.20
  6. Step 6: Final answer
    x = 1,202,304,746.40

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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.