Home / 79,713,025.20-119,569,537.80-69,635,329.20

Finding the Fourth Proportional to 79,713,025.20, 119,569,537.80 and 69,635,329.20

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Solution

The fourth proportional to 79,713,025.20, 119,569,537.80 and 69,635,329.20 is: 104,452,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,713,025.20 : 119,569,537.80 = 69,635,329.20 : x
  2. Step 2: Convert to fraction form
    79,713,025.20/119,569,537.80 = 69,635,329.20/x
  3. Step 3: Cross multiply
    79,713,025.20x = 119,569,537.80 × 69,635,329.20
  4. Step 4: Simplify right side
    79,713,025.20x = 8,326,264,126,994,844
  5. Step 5: Solve for x
    x = 8,326,264,126,994,844/79,713,025.20
  6. Step 6: Final answer
    x = 104,452,993.80

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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.