Home / 110,805,486.24-166,207,894.02-77,880,502.56

Finding the Fourth Proportional to 110,805,486.24, 166,207,894.02 and 77,880,502.56

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Solution

The fourth proportional to 110,805,486.24, 166,207,894.02 and 77,880,502.56 is: 116,820,518.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,805,486.24 : 166,207,894.02 = 77,880,502.56 : x
  2. Step 2: Convert to fraction form
    110,805,486.24/166,207,894.02 = 77,880,502.56/x
  3. Step 3: Cross multiply
    110,805,486.24x = 166,207,894.02 × 77,880,502.56
  4. Step 4: Simplify right side
    110,805,486.24x = 12,944,354,315,716,820
  5. Step 5: Solve for x
    x = 12,944,354,315,716,820/110,805,486.24
  6. Step 6: Final answer
    x = 116,820,518.14

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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.