Home / 104,372,512.29-156,482,860.79-49,011,820.16

Finding the Fourth Proportional to 104,372,512.29, 156,482,860.79 and 49,011,820.16

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Solution

The fourth proportional to 104,372,512.29, 156,482,860.79 and 49,011,820.16 is: 73,482,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,372,512.29 : 156,482,860.79 = 49,011,820.16 : x
  2. Step 2: Convert to fraction form
    104,372,512.29/156,482,860.79 = 49,011,820.16/x
  3. Step 3: Cross multiply
    104,372,512.29x = 156,482,860.79 × 49,011,820.16
  4. Step 4: Simplify right side
    104,372,512.29x = 7,669,509,830,134,322
  5. Step 5: Solve for x
    x = 7,669,509,830,134,322/104,372,512.29
  6. Step 6: Final answer
    x = 73,482,085.10

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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.