Home / 314,928,583.20-472,392,874.80-223,095,578.40

Finding the Fourth Proportional to 314,928,583.20, 472,392,874.80 and 223,095,578.40

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Solution

The fourth proportional to 314,928,583.20, 472,392,874.80 and 223,095,578.40 is: 334,643,367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,583.20 : 472,392,874.80 = 223,095,578.40 : x
  2. Step 2: Convert to fraction form
    314,928,583.20/472,392,874.80 = 223,095,578.40/x
  3. Step 3: Cross multiply
    314,928,583.20x = 472,392,874.80 × 223,095,578.40
  4. Step 4: Simplify right side
    314,928,583.20x = 105,388,761,635,544,784
  5. Step 5: Solve for x
    x = 105,388,761,635,544,784/314,928,583.20
  6. Step 6: Final answer
    x = 334,643,367.60

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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.