Home / 181,482,736.54-272,223,689.37-77,784,702.43

Finding the Fourth Proportional to 181,482,736.54, 272,223,689.37 and 77,784,702.43

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Solution

The fourth proportional to 181,482,736.54, 272,223,689.37 and 77,784,702.43 is: 116,676,875.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,482,736.54 : 272,223,689.37 = 77,784,702.43 : x
  2. Step 2: Convert to fraction form
    181,482,736.54/272,223,689.37 = 77,784,702.43/x
  3. Step 3: Cross multiply
    181,482,736.54x = 272,223,689.37 × 77,784,702.43
  4. Step 4: Simplify right side
    181,482,736.54x = 21,174,838,672,042,208
  5. Step 5: Solve for x
    x = 21,174,838,672,042,208/181,482,736.54
  6. Step 6: Final answer
    x = 116,676,875.58

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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.