Home / 563,932,602.78-845,692,231.05-195,372,364.38

Finding the Fourth Proportional to 563,932,602.78, 845,692,231.05 and 195,372,364.38

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Solution

The fourth proportional to 563,932,602.78, 845,692,231.05 and 195,372,364.38 is: 292,986,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,932,602.78 : 845,692,231.05 = 195,372,364.38 : x
  2. Step 2: Convert to fraction form
    563,932,602.78/845,692,231.05 = 195,372,364.38/x
  3. Step 3: Cross multiply
    563,932,602.78x = 845,692,231.05 × 195,372,364.38
  4. Step 4: Simplify right side
    563,932,602.78x = 165,224,890,718,035,744
  5. Step 5: Solve for x
    x = 165,224,890,718,035,744/563,932,602.78
  6. Step 6: Final answer
    x = 292,986,945.43

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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.