Home / 123,924,899.65-185,847,911.91-40,911,195.50

Finding the Fourth Proportional to 123,924,899.65, 185,847,911.91 and 40,911,195.50

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Solution

The fourth proportional to 123,924,899.65, 185,847,911.91 and 40,911,195.50 is: 61,353,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,924,899.65 : 185,847,911.91 = 40,911,195.50 : x
  2. Step 2: Convert to fraction form
    123,924,899.65/185,847,911.91 = 40,911,195.50/x
  3. Step 3: Cross multiply
    123,924,899.65x = 185,847,911.91 × 40,911,195.50
  4. Step 4: Simplify right side
    123,924,899.65x = 7,603,260,257,416,788
  5. Step 5: Solve for x
    x = 7,603,260,257,416,788/123,924,899.65
  6. Step 6: Final answer
    x = 61,353,773.77

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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.