Home / 1,347,228,021.10-2,020,842,031.65-827,974,734.70

Finding the Fourth Proportional to 1,347,228,021.10, 2,020,842,031.65 and 827,974,734.70

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Solution

The fourth proportional to 1,347,228,021.10, 2,020,842,031.65 and 827,974,734.70 is: 1,241,962,102.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,228,021.10 : 2,020,842,031.65 = 827,974,734.70 : x
  2. Step 2: Convert to fraction form
    1,347,228,021.10/2,020,842,031.65 = 827,974,734.70/x
  3. Step 3: Cross multiply
    1,347,228,021.10x = 2,020,842,031.65 × 827,974,734.70
  4. Step 4: Simplify right side
    1,347,228,021.10x = 1,673,206,145,026,018,048
  5. Step 5: Solve for x
    x = 1,673,206,145,026,018,048/1,347,228,021.10
  6. Step 6: Final answer
    x = 1,241,962,102.05

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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.