Home / 144,644,678.20-216,967,017.30-48,906,566.20

Finding the Fourth Proportional to 144,644,678.20, 216,967,017.30 and 48,906,566.20

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Solution

The fourth proportional to 144,644,678.20, 216,967,017.30 and 48,906,566.20 is: 73,359,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,644,678.20 : 216,967,017.30 = 48,906,566.20 : x
  2. Step 2: Convert to fraction form
    144,644,678.20/216,967,017.30 = 48,906,566.20/x
  3. Step 3: Cross multiply
    144,644,678.20x = 216,967,017.30 × 48,906,566.20
  4. Step 4: Simplify right side
    144,644,678.20x = 10,611,111,794,798,996
  5. Step 5: Solve for x
    x = 10,611,111,794,798,996/144,644,678.20
  6. Step 6: Final answer
    x = 73,359,849.30

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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.