Home / 144,466,729.20-216,700,093.80-67,939,225.20

Finding the Fourth Proportional to 144,466,729.20, 216,700,093.80 and 67,939,225.20

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Solution

The fourth proportional to 144,466,729.20, 216,700,093.80 and 67,939,225.20 is: 101,908,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,466,729.20 : 216,700,093.80 = 67,939,225.20 : x
  2. Step 2: Convert to fraction form
    144,466,729.20/216,700,093.80 = 67,939,225.20/x
  3. Step 3: Cross multiply
    144,466,729.20x = 216,700,093.80 × 67,939,225.20
  4. Step 4: Simplify right side
    144,466,729.20x = 14,722,436,473,539,326
  5. Step 5: Solve for x
    x = 14,722,436,473,539,326/144,466,729.20
  6. Step 6: Final answer
    x = 101,908,837.80

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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.