Home / 79,826,712.30-119,740,068.45-25,974,024.30

Finding the Fourth Proportional to 79,826,712.30, 119,740,068.45 and 25,974,024.30

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Solution

The fourth proportional to 79,826,712.30, 119,740,068.45 and 25,974,024.30 is: 38,961,036.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,826,712.30 : 119,740,068.45 = 25,974,024.30 : x
  2. Step 2: Convert to fraction form
    79,826,712.30/119,740,068.45 = 25,974,024.30/x
  3. Step 3: Cross multiply
    79,826,712.30x = 119,740,068.45 × 25,974,024.30
  4. Step 4: Simplify right side
    79,826,712.30x = 3,110,131,447,603,963.50
  5. Step 5: Solve for x
    x = 3,110,131,447,603,963.50/79,826,712.30
  6. Step 6: Final answer
    x = 38,961,036.45

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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.