Home / 112,605,707.44-155,402,279.61-63,045,647.55

Finding the Fourth Proportional to 112,605,707.44, 155,402,279.61 and 63,045,647.55

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Solution

The fourth proportional to 112,605,707.44, 155,402,279.61 and 63,045,647.55 is: 87,006,578.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,605,707.44 : 155,402,279.61 = 63,045,647.55 : x
  2. Step 2: Convert to fraction form
    112,605,707.44/155,402,279.61 = 63,045,647.55/x
  3. Step 3: Cross multiply
    112,605,707.44x = 155,402,279.61 × 63,045,647.55
  4. Step 4: Simplify right side
    112,605,707.44x = 9,797,437,348,758,612
  5. Step 5: Solve for x
    x = 9,797,437,348,758,612/112,605,707.44
  6. Step 6: Final answer
    x = 87,006,578.72

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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.