Home / 315,542,775.54-473,365,023.33-97,193,016.06

Finding the Fourth Proportional to 315,542,775.54, 473,365,023.33 and 97,193,016.06

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Solution

The fourth proportional to 315,542,775.54, 473,365,023.33 and 97,193,016.06 is: 145,805,189.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,542,775.54 : 473,365,023.33 = 97,193,016.06 : x
  2. Step 2: Convert to fraction form
    315,542,775.54/473,365,023.33 = 97,193,016.06/x
  3. Step 3: Cross multiply
    315,542,775.54x = 473,365,023.33 × 97,193,016.06
  4. Step 4: Simplify right side
    315,542,775.54x = 46,007,774,314,754,968
  5. Step 5: Solve for x
    x = 46,007,774,314,754,968/315,542,775.54
  6. Step 6: Final answer
    x = 145,805,189.92

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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.