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Finding the Fourth Proportional to 112,334,920.65, 157,481,225.55 and 112,334,920.65

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Solution

The fourth proportional to 112,334,920.65, 157,481,225.55 and 112,334,920.65 is: 157,481,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334,920.65 : 157,481,225.55 = 112,334,920.65 : x
  2. Step 2: Convert to fraction form
    112,334,920.65/157,481,225.55 = 112,334,920.65/x
  3. Step 3: Cross multiply
    112,334,920.65x = 157,481,225.55 × 112,334,920.65
  4. Step 4: Simplify right side
    112,334,920.65x = 17,690,640,976,024,004
  5. Step 5: Solve for x
    x = 17,690,640,976,024,004/112,334,920.65
  6. Step 6: Final answer
    x = 157,481,225.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.