Home / 185,948,361.34-256,024,631.01-158,012,148.22

Finding the Fourth Proportional to 185,948,361.34, 256,024,631.01 and 158,012,148.22

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Solution

The fourth proportional to 185,948,361.34, 256,024,631.01 and 158,012,148.22 is: 217,560,411.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,948,361.34 : 256,024,631.01 = 158,012,148.22 : x
  2. Step 2: Convert to fraction form
    185,948,361.34/256,024,631.01 = 158,012,148.22/x
  3. Step 3: Cross multiply
    185,948,361.34x = 256,024,631.01 × 158,012,148.22
  4. Step 4: Simplify right side
    185,948,361.34x = 40,455,001,943,122,928
  5. Step 5: Solve for x
    x = 40,455,001,943,122,928/185,948,361.34
  6. Step 6: Final answer
    x = 217,560,411.14

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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.