Home / 403,722,437.20-605,583,655.80-301,685,765.20

Finding the Fourth Proportional to 403,722,437.20, 605,583,655.80 and 301,685,765.20

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Solution

The fourth proportional to 403,722,437.20, 605,583,655.80 and 301,685,765.20 is: 452,528,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,722,437.20 : 605,583,655.80 = 301,685,765.20 : x
  2. Step 2: Convert to fraction form
    403,722,437.20/605,583,655.80 = 301,685,765.20/x
  3. Step 3: Cross multiply
    403,722,437.20x = 605,583,655.80 × 301,685,765.20
  4. Step 4: Simplify right side
    403,722,437.20x = 182,695,968,592,636,384
  5. Step 5: Solve for x
    x = 182,695,968,592,636,384/403,722,437.20
  6. Step 6: Final answer
    x = 452,528,647.80

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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.