Home / 137,420,465.60-206,130,698.40-130,702,001.60

Finding the Fourth Proportional to 137,420,465.60, 206,130,698.40 and 130,702,001.60

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Solution

The fourth proportional to 137,420,465.60, 206,130,698.40 and 130,702,001.60 is: 196,053,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,420,465.60 : 206,130,698.40 = 130,702,001.60 : x
  2. Step 2: Convert to fraction form
    137,420,465.60/206,130,698.40 = 130,702,001.60/x
  3. Step 3: Cross multiply
    137,420,465.60x = 206,130,698.40 × 130,702,001.60
  4. Step 4: Simplify right side
    137,420,465.60x = 26,941,694,872,085,916
  5. Step 5: Solve for x
    x = 26,941,694,872,085,916/137,420,465.60
  6. Step 6: Final answer
    x = 196,053,002.40

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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.