Home / 315,542,783.76-473,365,035.72-97,193,024.34

Finding the Fourth Proportional to 315,542,783.76, 473,365,035.72 and 97,193,024.34

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Solution

The fourth proportional to 315,542,783.76, 473,365,035.72 and 97,193,024.34 is: 145,805,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,542,783.76 : 473,365,035.72 = 97,193,024.34 : x
  2. Step 2: Convert to fraction form
    315,542,783.76/473,365,035.72 = 97,193,024.34/x
  3. Step 3: Cross multiply
    315,542,783.76x = 473,365,035.72 × 97,193,024.34
  4. Step 4: Simplify right side
    315,542,783.76x = 46,007,779,438,438,936
  5. Step 5: Solve for x
    x = 46,007,779,438,438,936/315,542,783.76
  6. Step 6: Final answer
    x = 145,805,202.36

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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.