Home / 109,975,718.78-165,107,749.84-73,746,223.21

Finding the Fourth Proportional to 109,975,718.78, 165,107,749.84 and 73,746,223.21

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Solution

The fourth proportional to 109,975,718.78, 165,107,749.84 and 73,746,223.21 is: 110,716,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,975,718.78 : 165,107,749.84 = 73,746,223.21 : x
  2. Step 2: Convert to fraction form
    109,975,718.78/165,107,749.84 = 73,746,223.21/x
  3. Step 3: Cross multiply
    109,975,718.78x = 165,107,749.84 × 73,746,223.21
  4. Step 4: Simplify right side
    109,975,718.78x = 12,176,072,972,575,944
  5. Step 5: Solve for x
    x = 12,176,072,972,575,944/109,975,718.78
  6. Step 6: Final answer
    x = 110,716,011.75

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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.