Home / 498,455,458.20-747,683,187.30-240,175,132.20

Finding the Fourth Proportional to 498,455,458.20, 747,683,187.30 and 240,175,132.20

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Solution

The fourth proportional to 498,455,458.20, 747,683,187.30 and 240,175,132.20 is: 360,262,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,455,458.20 : 747,683,187.30 = 240,175,132.20 : x
  2. Step 2: Convert to fraction form
    498,455,458.20/747,683,187.30 = 240,175,132.20/x
  3. Step 3: Cross multiply
    498,455,458.20x = 747,683,187.30 × 240,175,132.20
  4. Step 4: Simplify right side
    498,455,458.20x = 179,574,908,353,494,848
  5. Step 5: Solve for x
    x = 179,574,908,353,494,848/498,455,458.20
  6. Step 6: Final answer
    x = 360,262,698.30

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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.