Home / 143,632,665.68-215,479,261.36-46,580,805.92

Finding the Fourth Proportional to 143,632,665.68, 215,479,261.36 and 46,580,805.92

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Solution

The fourth proportional to 143,632,665.68, 215,479,261.36 and 46,580,805.92 is: 69,881,023.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,632,665.68 : 215,479,261.36 = 46,580,805.92 : x
  2. Step 2: Convert to fraction form
    143,632,665.68/215,479,261.36 = 46,580,805.92/x
  3. Step 3: Cross multiply
    143,632,665.68x = 215,479,261.36 × 46,580,805.92
  4. Step 4: Simplify right side
    143,632,665.68x = 10,037,197,653,195,116
  5. Step 5: Solve for x
    x = 10,037,197,653,195,116/143,632,665.68
  6. Step 6: Final answer
    x = 69,881,023.27

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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.