Home / 93,303,953.12-139,982,789.28-28,617,249.44

Finding the Fourth Proportional to 93,303,953.12, 139,982,789.28 and 28,617,249.44

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Solution

The fourth proportional to 93,303,953.12, 139,982,789.28 and 28,617,249.44 is: 42,934,112.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,303,953.12 : 139,982,789.28 = 28,617,249.44 : x
  2. Step 2: Convert to fraction form
    93,303,953.12/139,982,789.28 = 28,617,249.44/x
  3. Step 3: Cross multiply
    93,303,953.12x = 139,982,789.28 × 28,617,249.44
  4. Step 4: Simplify right side
    93,303,953.12x = 4,005,922,398,132,718
  5. Step 5: Solve for x
    x = 4,005,922,398,132,718/93,303,953.12
  6. Step 6: Final answer
    x = 42,934,112.27

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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.