Home / 143,010,632.25-214,517,941.28-40,774,669.87

Finding the Fourth Proportional to 143,010,632.25, 214,517,941.28 and 40,774,669.87

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Solution

The fourth proportional to 143,010,632.25, 214,517,941.28 and 40,774,669.87 is: 61,162,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,010,632.25 : 214,517,941.28 = 40,774,669.87 : x
  2. Step 2: Convert to fraction form
    143,010,632.25/214,517,941.28 = 40,774,669.87/x
  3. Step 3: Cross multiply
    143,010,632.25x = 214,517,941.28 × 40,774,669.87
  4. Step 4: Simplify right side
    143,010,632.25x = 8,746,898,236,884,045
  5. Step 5: Solve for x
    x = 8,746,898,236,884,045/143,010,632.25
  6. Step 6: Final answer
    x = 61,162,573.01

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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.