Home / 383,617,247.20-575,425,870.80-238,498,424.80

Finding the Fourth Proportional to 383,617,247.20, 575,425,870.80 and 238,498,424.80

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Solution

The fourth proportional to 383,617,247.20, 575,425,870.80 and 238,498,424.80 is: 357,747,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,617,247.20 : 575,425,870.80 = 238,498,424.80 : x
  2. Step 2: Convert to fraction form
    383,617,247.20/575,425,870.80 = 238,498,424.80/x
  3. Step 3: Cross multiply
    383,617,247.20x = 575,425,870.80 × 238,498,424.80
  4. Step 4: Simplify right side
    383,617,247.20x = 137,238,163,774,968,304
  5. Step 5: Solve for x
    x = 137,238,163,774,968,304/383,617,247.20
  6. Step 6: Final answer
    x = 357,747,637.20

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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.