Home / 700,963,321.50-1,051,221,370.41-240,790,527.90

Finding the Fourth Proportional to 700,963,321.50, 1,051,221,370.41 and 240,790,527.90

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Solution

The fourth proportional to 700,963,321.50, 1,051,221,370.41 and 240,790,527.90 is: 361,108,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,963,321.50 : 1,051,221,370.41 = 240,790,527.90 : x
  2. Step 2: Convert to fraction form
    700,963,321.50/1,051,221,370.41 = 240,790,527.90/x
  3. Step 3: Cross multiply
    700,963,321.50x = 1,051,221,370.41 × 240,790,527.90
  4. Step 4: Simplify right side
    700,963,321.50x = 253,124,148,720,785,344
  5. Step 5: Solve for x
    x = 253,124,148,720,785,344/700,963,321.50
  6. Step 6: Final answer
    x = 361,108,978.11

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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.