Home / 143,010,625.66-214,517,931.39-40,774,663.28

Finding the Fourth Proportional to 143,010,625.66, 214,517,931.39 and 40,774,663.28

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Solution

The fourth proportional to 143,010,625.66, 214,517,931.39 and 40,774,663.28 is: 61,162,563.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,010,625.66 : 214,517,931.39 = 40,774,663.28 : x
  2. Step 2: Convert to fraction form
    143,010,625.66/214,517,931.39 = 40,774,663.28/x
  3. Step 3: Cross multiply
    143,010,625.66x = 214,517,931.39 × 40,774,663.28
  4. Step 4: Simplify right side
    143,010,625.66x = 8,746,896,419,745,519
  5. Step 5: Solve for x
    x = 8,746,896,419,745,519/143,010,625.66
  6. Step 6: Final answer
    x = 61,162,563.13

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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.