Home / 143,641,765.08-215,492,942.97-46,589,935.86

Finding the Fourth Proportional to 143,641,765.08, 215,492,942.97 and 46,589,935.86

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Solution

The fourth proportional to 143,641,765.08, 215,492,942.97 and 46,589,935.86 is: 69,894,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,641,765.08 : 215,492,942.97 = 46,589,935.86 : x
  2. Step 2: Convert to fraction form
    143,641,765.08/215,492,942.97 = 46,589,935.86/x
  3. Step 3: Cross multiply
    143,641,765.08x = 215,492,942.97 × 46,589,935.86
  4. Step 4: Simplify right side
    143,641,765.08x = 10,039,802,391,254,938
  5. Step 5: Solve for x
    x = 10,039,802,391,254,938/143,641,765.08
  6. Step 6: Final answer
    x = 69,894,730.03

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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.