Home / 715,392,023.60-1,073,088,035.40-255,345,201.20

Finding the Fourth Proportional to 715,392,023.60, 1,073,088,035.40 and 255,345,201.20

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Solution

The fourth proportional to 715,392,023.60, 1,073,088,035.40 and 255,345,201.20 is: 383,017,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,392,023.60 : 1,073,088,035.40 = 255,345,201.20 : x
  2. Step 2: Convert to fraction form
    715,392,023.60/1,073,088,035.40 = 255,345,201.20/x
  3. Step 3: Cross multiply
    715,392,023.60x = 1,073,088,035.40 × 255,345,201.20
  4. Step 4: Simplify right side
    715,392,023.60x = 274,007,880,304,525,696
  5. Step 5: Solve for x
    x = 274,007,880,304,525,696/715,392,023.60
  6. Step 6: Final answer
    x = 383,017,801.80

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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.