Home / 143,641,768.08-215,492,947.48-46,589,938.86

Finding the Fourth Proportional to 143,641,768.08, 215,492,947.48 and 46,589,938.86

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Solution

The fourth proportional to 143,641,768.08, 215,492,947.48 and 46,589,938.86 is: 69,894,734.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,641,768.08 : 215,492,947.48 = 46,589,938.86 : x
  2. Step 2: Convert to fraction form
    143,641,768.08/215,492,947.48 = 46,589,938.86/x
  3. Step 3: Cross multiply
    143,641,768.08x = 215,492,947.48 × 46,589,938.86
  4. Step 4: Simplify right side
    143,641,768.08x = 10,039,803,247,854,390
  5. Step 5: Solve for x
    x = 10,039,803,247,854,390/143,641,768.08
  6. Step 6: Final answer
    x = 69,894,734.53

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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.