Home / 76,268,293.74-105,249,805.56-43,234,774.02

Finding the Fourth Proportional to 76,268,293.74, 105,249,805.56 and 43,234,774.02

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Solution

The fourth proportional to 76,268,293.74, 105,249,805.56 and 43,234,774.02 is: 59,663,738.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,268,293.74 : 105,249,805.56 = 43,234,774.02 : x
  2. Step 2: Convert to fraction form
    76,268,293.74/105,249,805.56 = 43,234,774.02/x
  3. Step 3: Cross multiply
    76,268,293.74x = 105,249,805.56 × 43,234,774.02
  4. Step 4: Simplify right side
    76,268,293.74x = 4,550,451,559,035,540
  5. Step 5: Solve for x
    x = 4,550,451,559,035,540/76,268,293.74
  6. Step 6: Final answer
    x = 59,663,738.83

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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.