Home / 315,958,111.39-473,982,503.60-97,627,517.56

Finding the Fourth Proportional to 315,958,111.39, 473,982,503.60 and 97,627,517.56

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Solution

The fourth proportional to 315,958,111.39, 473,982,503.60 and 97,627,517.56 is: 146,455,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,958,111.39 : 473,982,503.60 = 97,627,517.56 : x
  2. Step 2: Convert to fraction form
    315,958,111.39/473,982,503.60 = 97,627,517.56/x
  3. Step 3: Cross multiply
    315,958,111.39x = 473,982,503.60 × 97,627,517.56
  4. Step 4: Simplify right side
    315,958,111.39x = 46,273,735,193,341,768
  5. Step 5: Solve for x
    x = 46,273,735,193,341,768/315,958,111.39
  6. Step 6: Final answer
    x = 146,455,284.82

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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.