Home / 119,882,792.01-165,438,250.97-64,878,648.51

Finding the Fourth Proportional to 119,882,792.01, 165,438,250.97 and 64,878,648.51

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Solution

The fourth proportional to 119,882,792.01, 165,438,250.97 and 64,878,648.51 is: 89,532,533.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,882,792.01 : 165,438,250.97 = 64,878,648.51 : x
  2. Step 2: Convert to fraction form
    119,882,792.01/165,438,250.97 = 64,878,648.51/x
  3. Step 3: Cross multiply
    119,882,792.01x = 165,438,250.97 × 64,878,648.51
  4. Step 4: Simplify right side
    119,882,792.01x = 10,733,410,134,467,404
  5. Step 5: Solve for x
    x = 10,733,410,134,467,404/119,882,792.01
  6. Step 6: Final answer
    x = 89,532,533.86

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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.