Home / 75,342,847.02-103,946,876.49-47,468,047.02

Finding the Fourth Proportional to 75,342,847.02, 103,946,876.49 and 47,468,047.02

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Solution

The fourth proportional to 75,342,847.02, 103,946,876.49 and 47,468,047.02 is: 65,489,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,342,847.02 : 103,946,876.49 = 47,468,047.02 : x
  2. Step 2: Convert to fraction form
    75,342,847.02/103,946,876.49 = 47,468,047.02/x
  3. Step 3: Cross multiply
    75,342,847.02x = 103,946,876.49 × 47,468,047.02
  4. Step 4: Simplify right side
    75,342,847.02x = 4,934,155,220,809,453
  5. Step 5: Solve for x
    x = 4,934,155,220,809,453/75,342,847.02
  6. Step 6: Final answer
    x = 65,489,365.16

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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.