Home / 315,958,111.89-473,982,504.35-97,627,518.06

Finding the Fourth Proportional to 315,958,111.89, 473,982,504.35 and 97,627,518.06

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Solution

The fourth proportional to 315,958,111.89, 473,982,504.35 and 97,627,518.06 is: 146,455,285.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,958,111.89 : 473,982,504.35 = 97,627,518.06 : x
  2. Step 2: Convert to fraction form
    315,958,111.89/473,982,504.35 = 97,627,518.06/x
  3. Step 3: Cross multiply
    315,958,111.89x = 473,982,504.35 × 97,627,518.06
  4. Step 4: Simplify right side
    315,958,111.89x = 46,273,735,503,065,520
  5. Step 5: Solve for x
    x = 46,273,735,503,065,520/315,958,111.89
  6. Step 6: Final answer
    x = 146,455,285.56

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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.