Home / 2,021,522,764.40-3,029,895,359.40-856,989,004.40

Finding the Fourth Proportional to 2,021,522,764.40, 3,029,895,359.40 and 856,989,004.40

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Solution

The fourth proportional to 2,021,522,764.40, 3,029,895,359.40 and 856,989,004.40 is: 1,284,470,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,522,764.40 : 3,029,895,359.40 = 856,989,004.40 : x
  2. Step 2: Convert to fraction form
    2,021,522,764.40/3,029,895,359.40 = 856,989,004.40/x
  3. Step 3: Cross multiply
    2,021,522,764.40x = 3,029,895,359.40 × 856,989,004.40
  4. Step 4: Simplify right side
    2,021,522,764.40x = 2,596,587,007,488,386,048
  5. Step 5: Solve for x
    x = 2,596,587,007,488,386,048/2,021,522,764.40
  6. Step 6: Final answer
    x = 1,284,470,822.30

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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.