Home / 143,010,624.72-214,517,929.98-40,774,662.35

Finding the Fourth Proportional to 143,010,624.72, 214,517,929.98 and 40,774,662.35

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Solution

The fourth proportional to 143,010,624.72, 214,517,929.98 and 40,774,662.35 is: 61,162,561.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,010,624.72 : 214,517,929.98 = 40,774,662.35 : x
  2. Step 2: Convert to fraction form
    143,010,624.72/214,517,929.98 = 40,774,662.35/x
  3. Step 3: Cross multiply
    143,010,624.72x = 214,517,929.98 × 40,774,662.35
  4. Step 4: Simplify right side
    143,010,624.72x = 8,746,896,161,882,852
  5. Step 5: Solve for x
    x = 8,746,896,161,882,852/143,010,624.72
  6. Step 6: Final answer
    x = 61,162,561.73

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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.