Home / 67,355,940.30-101,033,910.45-45,832,579.80

Finding the Fourth Proportional to 67,355,940.30, 101,033,910.45 and 45,832,579.80

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Solution

The fourth proportional to 67,355,940.30, 101,033,910.45 and 45,832,579.80 is: 68,748,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,355,940.30 : 101,033,910.45 = 45,832,579.80 : x
  2. Step 2: Convert to fraction form
    67,355,940.30/101,033,910.45 = 45,832,579.80/x
  3. Step 3: Cross multiply
    67,355,940.30x = 101,033,910.45 × 45,832,579.80
  4. Step 4: Simplify right side
    67,355,940.30x = 4,630,644,763,205,679
  5. Step 5: Solve for x
    x = 4,630,644,763,205,679/67,355,940.30
  6. Step 6: Final answer
    x = 68,748,869.70

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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.