Home / 143,632,579.67-215,479,132.15-46,580,719.71

Finding the Fourth Proportional to 143,632,579.67, 215,479,132.15 and 46,580,719.71

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Solution

The fourth proportional to 143,632,579.67, 215,479,132.15 and 46,580,719.71 is: 69,880,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,632,579.67 : 215,479,132.15 = 46,580,719.71 : x
  2. Step 2: Convert to fraction form
    143,632,579.67/215,479,132.15 = 46,580,719.71/x
  3. Step 3: Cross multiply
    143,632,579.67x = 215,479,132.15 × 46,580,719.71
  4. Step 4: Simplify right side
    143,632,579.67x = 10,037,173,058,812,366
  5. Step 5: Solve for x
    x = 10,037,173,058,812,366/143,632,579.67
  6. Step 6: Final answer
    x = 69,880,893.89

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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.