Home / 644,832,458.40-967,248,687.60-160,158,266.40

Finding the Fourth Proportional to 644,832,458.40, 967,248,687.60 and 160,158,266.40

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Solution

The fourth proportional to 644,832,458.40, 967,248,687.60 and 160,158,266.40 is: 240,237,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,832,458.40 : 967,248,687.60 = 160,158,266.40 : x
  2. Step 2: Convert to fraction form
    644,832,458.40/967,248,687.60 = 160,158,266.40/x
  3. Step 3: Cross multiply
    644,832,458.40x = 967,248,687.60 × 160,158,266.40
  4. Step 4: Simplify right side
    644,832,458.40x = 154,912,872,983,691,200
  5. Step 5: Solve for x
    x = 154,912,872,983,691,200/644,832,458.40
  6. Step 6: Final answer
    x = 240,237,399.60

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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.