Home / 373,503,630.78-560,331,032.40-131,185,430.46

Finding the Fourth Proportional to 373,503,630.78, 560,331,032.40 and 131,185,430.46

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Solution

The fourth proportional to 373,503,630.78, 560,331,032.40 and 131,185,430.46 is: 196,804,693.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,503,630.78 : 560,331,032.40 = 131,185,430.46 : x
  2. Step 2: Convert to fraction form
    373,503,630.78/560,331,032.40 = 131,185,430.46/x
  3. Step 3: Cross multiply
    373,503,630.78x = 560,331,032.40 × 131,185,430.46
  4. Step 4: Simplify right side
    373,503,630.78x = 73,507,267,685,490,208
  5. Step 5: Solve for x
    x = 73,507,267,685,490,208/373,503,630.78
  6. Step 6: Final answer
    x = 196,804,693.79

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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.