Home / 93,313,271.20-139,969,906.80-84,243,344.80

Finding the Fourth Proportional to 93,313,271.20, 139,969,906.80 and 84,243,344.80

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Solution

The fourth proportional to 93,313,271.20, 139,969,906.80 and 84,243,344.80 is: 126,365,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,313,271.20 : 139,969,906.80 = 84,243,344.80 : x
  2. Step 2: Convert to fraction form
    93,313,271.20/139,969,906.80 = 84,243,344.80/x
  3. Step 3: Cross multiply
    93,313,271.20x = 139,969,906.80 × 84,243,344.80
  4. Step 4: Simplify right side
    93,313,271.20x = 11,791,533,120,176,266
  5. Step 5: Solve for x
    x = 11,791,533,120,176,266/93,313,271.20
  6. Step 6: Final answer
    x = 126,365,017.20

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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.