Home / 268,036,424.16-402,077,794.22-73,947,839.60

Finding the Fourth Proportional to 268,036,424.16, 402,077,794.22 and 73,947,839.60

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Solution

The fourth proportional to 268,036,424.16, 402,077,794.22 and 73,947,839.60 is: 110,928,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,036,424.16 : 402,077,794.22 = 73,947,839.60 : x
  2. Step 2: Convert to fraction form
    268,036,424.16/402,077,794.22 = 73,947,839.60/x
  3. Step 3: Cross multiply
    268,036,424.16x = 402,077,794.22 × 73,947,839.60
  4. Step 4: Simplify right side
    268,036,424.16x = 29,732,784,233,702,368
  5. Step 5: Solve for x
    x = 29,732,784,233,702,368/268,036,424.16
  6. Step 6: Final answer
    x = 110,928,148.39

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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.