Home / 91,224,547.92-125,889,898.68-49,972,906.80

Finding the Fourth Proportional to 91,224,547.92, 125,889,898.68 and 49,972,906.80

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Solution

The fourth proportional to 91,224,547.92, 125,889,898.68 and 49,972,906.80 is: 68,962,623.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,224,547.92 : 125,889,898.68 = 49,972,906.80 : x
  2. Step 2: Convert to fraction form
    91,224,547.92/125,889,898.68 = 49,972,906.80/x
  3. Step 3: Cross multiply
    91,224,547.92x = 125,889,898.68 × 49,972,906.80
  4. Step 4: Simplify right side
    91,224,547.92x = 6,291,084,173,797,083
  5. Step 5: Solve for x
    x = 6,291,084,173,797,083/91,224,547.92
  6. Step 6: Final answer
    x = 68,962,623.74

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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.