Home / 69,903,657.20-96,508,427.50-62,147,275.80

Finding the Fourth Proportional to 69,903,657.20, 96,508,427.50 and 62,147,275.80

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Solution

The fourth proportional to 69,903,657.20, 96,508,427.50 and 62,147,275.80 is: 85,800,029.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,903,657.20 : 96,508,427.50 = 62,147,275.80 : x
  2. Step 2: Convert to fraction form
    69,903,657.20/96,508,427.50 = 62,147,275.80/x
  3. Step 3: Cross multiply
    69,903,657.20x = 96,508,427.50 × 62,147,275.80
  4. Step 4: Simplify right side
    69,903,657.20x = 5,997,735,860,866,804
  5. Step 5: Solve for x
    x = 5,997,735,860,866,804/69,903,657.20
  6. Step 6: Final answer
    x = 85,800,029.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.