Home / 2,102,981,563.20-3,154,173,746.40-722,859,758.40

Finding the Fourth Proportional to 2,102,981,563.20, 3,154,173,746.40 and 722,859,758.40

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Solution

The fourth proportional to 2,102,981,563.20, 3,154,173,746.40 and 722,859,758.40 is: 1,084,187,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,981,563.20 : 3,154,173,746.40 = 722,859,758.40 : x
  2. Step 2: Convert to fraction form
    2,102,981,563.20/3,154,173,746.40 = 722,859,758.40/x
  3. Step 3: Cross multiply
    2,102,981,563.20x = 3,154,173,746.40 × 722,859,758.40
  4. Step 4: Simplify right side
    2,102,981,563.20x = 2,280,025,272,274,326,784
  5. Step 5: Solve for x
    x = 2,280,025,272,274,326,784/2,102,981,563.20
  6. Step 6: Final answer
    x = 1,084,187,000.10

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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.