Home / 79,895,999.20-119,641,246.80-43,953,599.20

Finding the Fourth Proportional to 79,895,999.20, 119,641,246.80 and 43,953,599.20

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Solution

The fourth proportional to 79,895,999.20, 119,641,246.80 and 43,953,599.20 is: 65,818,857.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,895,999.20 : 119,641,246.80 = 43,953,599.20 : x
  2. Step 2: Convert to fraction form
    79,895,999.20/119,641,246.80 = 43,953,599.20/x
  3. Step 3: Cross multiply
    79,895,999.20x = 119,641,246.80 × 43,953,599.20
  4. Step 4: Simplify right side
    79,895,999.20x = 5,258,663,409,635,483
  5. Step 5: Solve for x
    x = 5,258,663,409,635,483/79,895,999.20
  6. Step 6: Final answer
    x = 65,818,857.79

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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.