Home / 314,928,688.20-472,393,032.30-263,910,352.20

Finding the Fourth Proportional to 314,928,688.20, 472,393,032.30 and 263,910,352.20

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Solution

The fourth proportional to 314,928,688.20, 472,393,032.30 and 263,910,352.20 is: 395,865,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,688.20 : 472,393,032.30 = 263,910,352.20 : x
  2. Step 2: Convert to fraction form
    314,928,688.20/472,393,032.30 = 263,910,352.20/x
  3. Step 3: Cross multiply
    314,928,688.20x = 472,393,032.30 × 263,910,352.20
  4. Step 4: Simplify right side
    314,928,688.20x = 124,669,411,531,118,976
  5. Step 5: Solve for x
    x = 124,669,411,531,118,976/314,928,688.20
  6. Step 6: Final answer
    x = 395,865,528.30

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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.