Home / 84,467,981.02-116,565,813.82-45,836,813.02

Finding the Fourth Proportional to 84,467,981.02, 116,565,813.82 and 45,836,813.02

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Solution

The fourth proportional to 84,467,981.02, 116,565,813.82 and 45,836,813.02 is: 63,254,801.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,467,981.02 : 116,565,813.82 = 45,836,813.02 : x
  2. Step 2: Convert to fraction form
    84,467,981.02/116,565,813.82 = 45,836,813.02/x
  3. Step 3: Cross multiply
    84,467,981.02x = 116,565,813.82 × 45,836,813.02
  4. Step 4: Simplify right side
    84,467,981.02x = 5,343,005,412,591,472
  5. Step 5: Solve for x
    x = 5,343,005,412,591,472/84,467,981.02
  6. Step 6: Final answer
    x = 63,254,801.97

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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.