Home / 79,722,709.85-110,017,338.69-43,053,280.85

Finding the Fourth Proportional to 79,722,709.85, 110,017,338.69 and 43,053,280.85

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Solution

The fourth proportional to 79,722,709.85, 110,017,338.69 and 43,053,280.85 is: 59,413,527.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,722,709.85 : 110,017,338.69 = 43,053,280.85 : x
  2. Step 2: Convert to fraction form
    79,722,709.85/110,017,338.69 = 43,053,280.85/x
  3. Step 3: Cross multiply
    79,722,709.85x = 110,017,338.69 × 43,053,280.85
  4. Step 4: Simplify right side
    79,722,709.85x = 4,736,607,380,440,054
  5. Step 5: Solve for x
    x = 4,736,607,380,440,054/79,722,709.85
  6. Step 6: Final answer
    x = 59,413,527.08

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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.