Home / 256,159,223.80-384,238,891.14-92,396,966.79

Finding the Fourth Proportional to 256,159,223.80, 384,238,891.14 and 92,396,966.79

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Solution

The fourth proportional to 256,159,223.80, 384,238,891.14 and 92,396,966.79 is: 138,595,470.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,159,223.80 : 384,238,891.14 = 92,396,966.79 : x
  2. Step 2: Convert to fraction form
    256,159,223.80/384,238,891.14 = 92,396,966.79/x
  3. Step 3: Cross multiply
    256,159,223.80x = 384,238,891.14 × 92,396,966.79
  4. Step 4: Simplify right side
    256,159,223.80x = 35,502,508,064,089,008
  5. Step 5: Solve for x
    x = 35,502,508,064,089,008/256,159,223.80
  6. Step 6: Final answer
    x = 138,595,470.18

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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.