Home / 1,213,474,358.60-1,674,118,125-704,750,468.56

Finding the Fourth Proportional to 1,213,474,358.60, 1,674,118,125 and 704,750,468.56

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Solution

The fourth proportional to 1,213,474,358.60, 1,674,118,125 and 704,750,468.56 is: 972,278,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,474,358.60 : 1,674,118,125 = 704,750,468.56 : x
  2. Step 2: Convert to fraction form
    1,213,474,358.60/1,674,118,125 = 704,750,468.56/x
  3. Step 3: Cross multiply
    1,213,474,358.60x = 1,674,118,125 × 704,750,468.56
  4. Step 4: Simplify right side
    1,213,474,358.60x = 1,179,835,533,018,538,496
  5. Step 5: Solve for x
    x = 1,179,835,533,018,538,496/1,213,474,358.60
  6. Step 6: Final answer
    x = 972,278,915.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.