Home / 7,942,890,839.20-10,961,963,590.32-5,932,235,254.24

Finding the Fourth Proportional to 7,942,890,839.20, 10,961,963,590.32 and 5,932,235,254.24

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Solution

The fourth proportional to 7,942,890,839.20, 10,961,963,590.32 and 5,932,235,254.24 is: 8,187,062,894.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942,890,839.20 : 10,961,963,590.32 = 5,932,235,254.24 : x
  2. Step 2: Convert to fraction form
    7,942,890,839.20/10,961,963,590.32 = 5,932,235,254.24/x
  3. Step 3: Cross multiply
    7,942,890,839.20x = 10,961,963,590.32 × 5,932,235,254.24
  4. Step 4: Simplify right side
    7,942,890,839.20x = 65,028,946,866,191,581,184
  5. Step 5: Solve for x
    x = 65,028,946,866,191,581,184/7,942,890,839.20
  6. Step 6: Final answer
    x = 8,187,062,894.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.