Home / 314,928,916.80-472,393,375.20-176,612,539.20

Finding the Fourth Proportional to 314,928,916.80, 472,393,375.20 and 176,612,539.20

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Solution

The fourth proportional to 314,928,916.80, 472,393,375.20 and 176,612,539.20 is: 264,918,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,916.80 : 472,393,375.20 = 176,612,539.20 : x
  2. Step 2: Convert to fraction form
    314,928,916.80/472,393,375.20 = 176,612,539.20/x
  3. Step 3: Cross multiply
    314,928,916.80x = 472,393,375.20 × 176,612,539.20
  4. Step 4: Simplify right side
    314,928,916.80x = 83,430,593,495,330,304
  5. Step 5: Solve for x
    x = 83,430,593,495,330,304/314,928,916.80
  6. Step 6: Final answer
    x = 264,918,808.80

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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.