Home / 60,493,266.30-90,739,899.45-20,103,750.30

Finding the Fourth Proportional to 60,493,266.30, 90,739,899.45 and 20,103,750.30

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Solution

The fourth proportional to 60,493,266.30, 90,739,899.45 and 20,103,750.30 is: 30,155,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,493,266.30 : 90,739,899.45 = 20,103,750.30 : x
  2. Step 2: Convert to fraction form
    60,493,266.30/90,739,899.45 = 20,103,750.30/x
  3. Step 3: Cross multiply
    60,493,266.30x = 90,739,899.45 × 20,103,750.30
  4. Step 4: Simplify right side
    60,493,266.30x = 1,824,212,280,789,907.50
  5. Step 5: Solve for x
    x = 1,824,212,280,789,907.50/60,493,266.30
  6. Step 6: Final answer
    x = 30,155,625.45

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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.