Home / 144,328,279.14-216,481,122.99-40,693,298.40

Finding the Fourth Proportional to 144,328,279.14, 216,481,122.99 and 40,693,298.40

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Solution

The fourth proportional to 144,328,279.14, 216,481,122.99 and 40,693,298.40 is: 61,036,762.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,328,279.14 : 216,481,122.99 = 40,693,298.40 : x
  2. Step 2: Convert to fraction form
    144,328,279.14/216,481,122.99 = 40,693,298.40/x
  3. Step 3: Cross multiply
    144,328,279.14x = 216,481,122.99 × 40,693,298.40
  4. Step 4: Simplify right side
    144,328,279.14x = 8,809,330,935,799,170
  5. Step 5: Solve for x
    x = 8,809,330,935,799,170/144,328,279.14
  6. Step 6: Final answer
    x = 61,036,762.78

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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.