Home / 163,968,272.20-245,952,408.30-42,799,724.20

Finding the Fourth Proportional to 163,968,272.20, 245,952,408.30 and 42,799,724.20

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Solution

The fourth proportional to 163,968,272.20, 245,952,408.30 and 42,799,724.20 is: 64,199,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,968,272.20 : 245,952,408.30 = 42,799,724.20 : x
  2. Step 2: Convert to fraction form
    163,968,272.20/245,952,408.30 = 42,799,724.20/x
  3. Step 3: Cross multiply
    163,968,272.20x = 245,952,408.30 × 42,799,724.20
  4. Step 4: Simplify right side
    163,968,272.20x = 10,526,695,241,565,792
  5. Step 5: Solve for x
    x = 10,526,695,241,565,792/163,968,272.20
  6. Step 6: Final answer
    x = 64,199,586.30

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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.