Home / 1,561,037,418-2,341,693,763.07-440,571,057.42

Finding the Fourth Proportional to 1,561,037,418, 2,341,693,763.07 and 440,571,057.42

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Solution

The fourth proportional to 1,561,037,418, 2,341,693,763.07 and 440,571,057.42 is: 660,895,431.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,037,418 : 2,341,693,763.07 = 440,571,057.42 : x
  2. Step 2: Convert to fraction form
    1,561,037,418/2,341,693,763.07 = 440,571,057.42/x
  3. Step 3: Cross multiply
    1,561,037,418x = 2,341,693,763.07 × 440,571,057.42
  4. Step 4: Simplify right side
    1,561,037,418x = 1,031,682,497,349,569,024
  5. Step 5: Solve for x
    x = 1,031,682,497,349,569,024/1,561,037,418
  6. Step 6: Final answer
    x = 660,895,431.11

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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.