Home / 980,255,001.20-1,468,366,962.60-673,893,042.80

Finding the Fourth Proportional to 980,255,001.20, 1,468,366,962.60 and 673,893,042.80

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Solution

The fourth proportional to 980,255,001.20, 1,468,366,962.60 and 673,893,042.80 is: 1,009,453,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,255,001.20 : 1,468,366,962.60 = 673,893,042.80 : x
  2. Step 2: Convert to fraction form
    980,255,001.20/1,468,366,962.60 = 673,893,042.80/x
  3. Step 3: Cross multiply
    980,255,001.20x = 1,468,366,962.60 × 673,893,042.80
  4. Step 4: Simplify right side
    980,255,001.20x = 989,522,280,373,507,712
  5. Step 5: Solve for x
    x = 989,522,280,373,507,712/980,255,001.20
  6. Step 6: Final answer
    x = 1,009,453,947.35

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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.