Home / 48,767,388.83-67,233,892.51-38,742,151.68

Finding the Fourth Proportional to 48,767,388.83, 67,233,892.51 and 38,742,151.68

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Solution

The fourth proportional to 48,767,388.83, 67,233,892.51 and 38,742,151.68 is: 53,412,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,767,388.83 : 67,233,892.51 = 38,742,151.68 : x
  2. Step 2: Convert to fraction form
    48,767,388.83/67,233,892.51 = 38,742,151.68/x
  3. Step 3: Cross multiply
    48,767,388.83x = 67,233,892.51 × 38,742,151.68
  4. Step 4: Simplify right side
    48,767,388.83x = 2,604,785,661,465,525
  5. Step 5: Solve for x
    x = 2,604,785,661,465,525/48,767,388.83
  6. Step 6: Final answer
    x = 53,412,448.85

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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.