Home / 124,981,640,697.48-172,474,532,908.08-67,888,995,847.61

Finding the Fourth Proportional to 124,981,640,697.48, 172,474,532,908.08 and 67,888,995,847.61

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Solution

The fourth proportional to 124,981,640,697.48, 172,474,532,908.08 and 67,888,995,847.61 is: 93,686,742,973.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,981,640,697.48 : 172,474,532,908.08 = 67,888,995,847.61 : x
  2. Step 2: Convert to fraction form
    124,981,640,697.48/172,474,532,908.08 = 67,888,995,847.61/x
  3. Step 3: Cross multiply
    124,981,640,697.48x = 172,474,532,908.08 × 67,888,995,847.61
  4. Step 4: Simplify right side
    124,981,640,697.48x = 11,709,122,848,414,255,546,368
  5. Step 5: Solve for x
    x = 11,709,122,848,414,255,546,368/124,981,640,697.48
  6. Step 6: Final answer
    x = 93,686,742,973.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.