Home / 152,083,987.20-227,958,019.20-83,975,558.40

Finding the Fourth Proportional to 152,083,987.20, 227,958,019.20 and 83,975,558.40

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Solution

The fourth proportional to 152,083,987.20, 227,958,019.20 and 83,975,558.40 is: 125,870,594.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,083,987.20 : 227,958,019.20 = 83,975,558.40 : x
  2. Step 2: Convert to fraction form
    152,083,987.20/227,958,019.20 = 83,975,558.40/x
  3. Step 3: Cross multiply
    152,083,987.20x = 227,958,019.20 × 83,975,558.40
  4. Step 4: Simplify right side
    152,083,987.20x = 19,142,901,954,077,920
  5. Step 5: Solve for x
    x = 19,142,901,954,077,920/152,083,987.20
  6. Step 6: Final answer
    x = 125,870,594.97

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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.