Home / 231,077,752.56-318,922,424.28-147,481,968.24

Finding the Fourth Proportional to 231,077,752.56, 318,922,424.28 and 147,481,968.24

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Solution

The fourth proportional to 231,077,752.56, 318,922,424.28 and 147,481,968.24 is: 203,547,534.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,077,752.56 : 318,922,424.28 = 147,481,968.24 : x
  2. Step 2: Convert to fraction form
    231,077,752.56/318,922,424.28 = 147,481,968.24/x
  3. Step 3: Cross multiply
    231,077,752.56x = 318,922,424.28 × 147,481,968.24
  4. Step 4: Simplify right side
    231,077,752.56x = 47,035,306,848,686,760
  5. Step 5: Solve for x
    x = 47,035,306,848,686,760/231,077,752.56
  6. Step 6: Final answer
    x = 203,547,534.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.