Home / 143,632,671.93-215,479,270.71-46,580,812.20

Finding the Fourth Proportional to 143,632,671.93, 215,479,270.71 and 46,580,812.20

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Solution

The fourth proportional to 143,632,671.93, 215,479,270.71 and 46,580,812.20 is: 69,881,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,632,671.93 : 215,479,270.71 = 46,580,812.20 : x
  2. Step 2: Convert to fraction form
    143,632,671.93/215,479,270.71 = 46,580,812.20/x
  3. Step 3: Cross multiply
    143,632,671.93x = 215,479,270.71 × 46,580,812.20
  4. Step 4: Simplify right side
    143,632,671.93x = 10,037,199,441,935,472
  5. Step 5: Solve for x
    x = 10,037,199,441,935,472/143,632,671.93
  6. Step 6: Final answer
    x = 69,881,032.69

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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.