Home / 314,928,503.20-472,392,754.80-294,773,111.20

Finding the Fourth Proportional to 314,928,503.20, 472,392,754.80 and 294,773,111.20

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Solution

The fourth proportional to 314,928,503.20, 472,392,754.80 and 294,773,111.20 is: 442,159,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,503.20 : 472,392,754.80 = 294,773,111.20 : x
  2. Step 2: Convert to fraction form
    314,928,503.20/472,392,754.80 = 294,773,111.20/x
  3. Step 3: Cross multiply
    314,928,503.20x = 472,392,754.80 × 294,773,111.20
  4. Step 4: Simplify right side
    314,928,503.20x = 139,248,682,040,734,736
  5. Step 5: Solve for x
    x = 139,248,682,040,734,736/314,928,503.20
  6. Step 6: Final answer
    x = 442,159,666.80

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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.