Home / 93,498,426.80-140,247,640.20-42,480,090.80

Finding the Fourth Proportional to 93,498,426.80, 140,247,640.20 and 42,480,090.80

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Solution

The fourth proportional to 93,498,426.80, 140,247,640.20 and 42,480,090.80 is: 63,720,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,498,426.80 : 140,247,640.20 = 42,480,090.80 : x
  2. Step 2: Convert to fraction form
    93,498,426.80/140,247,640.20 = 42,480,090.80/x
  3. Step 3: Cross multiply
    93,498,426.80x = 140,247,640.20 × 42,480,090.80
  4. Step 4: Simplify right side
    93,498,426.80x = 5,957,732,490,181,729
  5. Step 5: Solve for x
    x = 5,957,732,490,181,729/93,498,426.80
  6. Step 6: Final answer
    x = 63,720,136.20

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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.