Home / 413,047,560.60-619,571,340.90-140,418,327.60

Finding the Fourth Proportional to 413,047,560.60, 619,571,340.90 and 140,418,327.60

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Solution

The fourth proportional to 413,047,560.60, 619,571,340.90 and 140,418,327.60 is: 210,627,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,047,560.60 : 619,571,340.90 = 140,418,327.60 : x
  2. Step 2: Convert to fraction form
    413,047,560.60/619,571,340.90 = 140,418,327.60/x
  3. Step 3: Cross multiply
    413,047,560.60x = 619,571,340.90 × 140,418,327.60
  4. Step 4: Simplify right side
    413,047,560.60x = 86,999,171,518,067,472
  5. Step 5: Solve for x
    x = 86,999,171,518,067,472/413,047,560.60
  6. Step 6: Final answer
    x = 210,627,491.40

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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.