Home / 143,632,575.61-215,479,126.06-46,580,715.65

Finding the Fourth Proportional to 143,632,575.61, 215,479,126.06 and 46,580,715.65

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Solution

The fourth proportional to 143,632,575.61, 215,479,126.06 and 46,580,715.65 is: 69,880,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,632,575.61 : 215,479,126.06 = 46,580,715.65 : x
  2. Step 2: Convert to fraction form
    143,632,575.61/215,479,126.06 = 46,580,715.65/x
  3. Step 3: Cross multiply
    143,632,575.61x = 215,479,126.06 × 46,580,715.65
  4. Step 4: Simplify right side
    143,632,575.61x = 10,037,171,899,511,364
  5. Step 5: Solve for x
    x = 10,037,171,899,511,364/143,632,575.61
  6. Step 6: Final answer
    x = 69,880,887.79

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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.