Home / 181,920,121.20-272,880,181.80-52,531,952.40

Finding the Fourth Proportional to 181,920,121.20, 272,880,181.80 and 52,531,952.40

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Solution

The fourth proportional to 181,920,121.20, 272,880,181.80 and 52,531,952.40 is: 78,797,928.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,920,121.20 : 272,880,181.80 = 52,531,952.40 : x
  2. Step 2: Convert to fraction form
    181,920,121.20/272,880,181.80 = 52,531,952.40/x
  3. Step 3: Cross multiply
    181,920,121.20x = 272,880,181.80 × 52,531,952.40
  4. Step 4: Simplify right side
    181,920,121.20x = 14,334,928,721,220,946
  5. Step 5: Solve for x
    x = 14,334,928,721,220,946/181,920,121.20
  6. Step 6: Final answer
    x = 78,797,928.60

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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.