Home / 880,767,343.46-1,320,278,347.10-413,592,478.94

Finding the Fourth Proportional to 880,767,343.46, 1,320,278,347.10 and 413,592,478.94

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Solution

The fourth proportional to 880,767,343.46, 1,320,278,347.10 and 413,592,478.94 is: 619,978,929.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,767,343.46 : 1,320,278,347.10 = 413,592,478.94 : x
  2. Step 2: Convert to fraction form
    880,767,343.46/1,320,278,347.10 = 413,592,478.94/x
  3. Step 3: Cross multiply
    880,767,343.46x = 1,320,278,347.10 × 413,592,478.94
  4. Step 4: Simplify right side
    880,767,343.46x = 546,057,194,459,225,408
  5. Step 5: Solve for x
    x = 546,057,194,459,225,408/880,767,343.46
  6. Step 6: Final answer
    x = 619,978,929.19

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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.