Home / 314,928,719.10-472,393,078.65-265,044,123.90

Finding the Fourth Proportional to 314,928,719.10, 472,393,078.65 and 265,044,123.90

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Solution

The fourth proportional to 314,928,719.10, 472,393,078.65 and 265,044,123.90 is: 397,566,185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,719.10 : 472,393,078.65 = 265,044,123.90 : x
  2. Step 2: Convert to fraction form
    314,928,719.10/472,393,078.65 = 265,044,123.90/x
  3. Step 3: Cross multiply
    314,928,719.10x = 472,393,078.65 × 265,044,123.90
  4. Step 4: Simplify right side
    314,928,719.10x = 125,205,009,667,213,040
  5. Step 5: Solve for x
    x = 125,205,009,667,213,040/314,928,719.10
  6. Step 6: Final answer
    x = 397,566,185.85

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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.