Home / 106,434,657.10-159,651,985.65-83,476,405.90

Finding the Fourth Proportional to 106,434,657.10, 159,651,985.65 and 83,476,405.90

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Solution

The fourth proportional to 106,434,657.10, 159,651,985.65 and 83,476,405.90 is: 125,214,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,434,657.10 : 159,651,985.65 = 83,476,405.90 : x
  2. Step 2: Convert to fraction form
    106,434,657.10/159,651,985.65 = 83,476,405.90/x
  3. Step 3: Cross multiply
    106,434,657.10x = 159,651,985.65 × 83,476,405.90
  4. Step 4: Simplify right side
    106,434,657.10x = 13,327,173,956,860,376
  5. Step 5: Solve for x
    x = 13,327,173,956,860,376/106,434,657.10
  6. Step 6: Final answer
    x = 125,214,608.85

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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.