Home / 315,542,769.52-473,365,014.32-97,193,010.06

Finding the Fourth Proportional to 315,542,769.52, 473,365,014.32 and 97,193,010.06

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Solution

The fourth proportional to 315,542,769.52, 473,365,014.32 and 97,193,010.06 is: 145,805,180.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,542,769.52 : 473,365,014.32 = 97,193,010.06 : x
  2. Step 2: Convert to fraction form
    315,542,769.52/473,365,014.32 = 97,193,010.06/x
  3. Step 3: Cross multiply
    315,542,769.52x = 473,365,014.32 × 97,193,010.06
  4. Step 4: Simplify right side
    315,542,769.52x = 46,007,770,598,855,808
  5. Step 5: Solve for x
    x = 46,007,770,598,855,808/315,542,769.52
  6. Step 6: Final answer
    x = 145,805,180.92

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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.