Home / 137,799,041.45-206,700,243.30-40,756,710.24

Finding the Fourth Proportional to 137,799,041.45, 206,700,243.30 and 40,756,710.24

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Solution

The fourth proportional to 137,799,041.45, 206,700,243.30 and 40,756,710.24 is: 61,135,562.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,799,041.45 : 206,700,243.30 = 40,756,710.24 : x
  2. Step 2: Convert to fraction form
    137,799,041.45/206,700,243.30 = 40,756,710.24/x
  3. Step 3: Cross multiply
    137,799,041.45x = 206,700,243.30 × 40,756,710.24
  4. Step 4: Simplify right side
    137,799,041.45x = 8,424,421,922,715,602
  5. Step 5: Solve for x
    x = 8,424,421,922,715,602/137,799,041.45
  6. Step 6: Final answer
    x = 61,135,562.59

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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.