Home / 109,731,751.80-164,597,627.70-55,312,193.40

Finding the Fourth Proportional to 109,731,751.80, 164,597,627.70 and 55,312,193.40

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Solution

The fourth proportional to 109,731,751.80, 164,597,627.70 and 55,312,193.40 is: 82,968,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,731,751.80 : 164,597,627.70 = 55,312,193.40 : x
  2. Step 2: Convert to fraction form
    109,731,751.80/164,597,627.70 = 55,312,193.40/x
  3. Step 3: Cross multiply
    109,731,751.80x = 164,597,627.70 × 55,312,193.40
  4. Step 4: Simplify right side
    109,731,751.80x = 9,104,255,816,523,596
  5. Step 5: Solve for x
    x = 9,104,255,816,523,596/109,731,751.80
  6. Step 6: Final answer
    x = 82,968,290.10

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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.