Home / 314,928,681.90-472,393,022.85-238,401,177.90

Finding the Fourth Proportional to 314,928,681.90, 472,393,022.85 and 238,401,177.90

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Solution

The fourth proportional to 314,928,681.90, 472,393,022.85 and 238,401,177.90 is: 357,601,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,681.90 : 472,393,022.85 = 238,401,177.90 : x
  2. Step 2: Convert to fraction form
    314,928,681.90/472,393,022.85 = 238,401,177.90/x
  3. Step 3: Cross multiply
    314,928,681.90x = 472,393,022.85 × 238,401,177.90
  4. Step 4: Simplify right side
    314,928,681.90x = 112,619,053,079,181,616
  5. Step 5: Solve for x
    x = 112,619,053,079,181,616/314,928,681.90
  6. Step 6: Final answer
    x = 357,601,766.85

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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.