Home / 158,820,863.52-219,116,978.40-103,848,898.08

Finding the Fourth Proportional to 158,820,863.52, 219,116,978.40 and 103,848,898.08

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Solution

The fourth proportional to 158,820,863.52, 219,116,978.40 and 103,848,898.08 is: 143,274,984.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,820,863.52 : 219,116,978.40 = 103,848,898.08 : x
  2. Step 2: Convert to fraction form
    158,820,863.52/219,116,978.40 = 103,848,898.08/x
  3. Step 3: Cross multiply
    158,820,863.52x = 219,116,978.40 × 103,848,898.08
  4. Step 4: Simplify right side
    158,820,863.52x = 22,755,056,757,459,160
  5. Step 5: Solve for x
    x = 22,755,056,757,459,160/158,820,863.52
  6. Step 6: Final answer
    x = 143,274,984.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.