Home / 181,483,336.36-272,224,588.86-77,785,301.92

Finding the Fourth Proportional to 181,483,336.36, 272,224,588.86 and 77,785,301.92

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Solution

The fourth proportional to 181,483,336.36, 272,224,588.86 and 77,785,301.92 is: 116,677,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,483,336.36 : 272,224,588.86 = 77,785,301.92 : x
  2. Step 2: Convert to fraction form
    181,483,336.36/272,224,588.86 = 77,785,301.92/x
  3. Step 3: Cross multiply
    181,483,336.36x = 272,224,588.86 × 77,785,301.92
  4. Step 4: Simplify right side
    181,483,336.36x = 21,175,071,834,522,972
  5. Step 5: Solve for x
    x = 21,175,071,834,522,972/181,483,336.36
  6. Step 6: Final answer
    x = 116,677,774.72

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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.