Home / 122,112,007.20-171,410,306.40-122,112,007.20

Finding the Fourth Proportional to 122,112,007.20, 171,410,306.40 and 122,112,007.20

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Solution

The fourth proportional to 122,112,007.20, 171,410,306.40 and 122,112,007.20 is: 171,410,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,112,007.20 : 171,410,306.40 = 122,112,007.20 : x
  2. Step 2: Convert to fraction form
    122,112,007.20/171,410,306.40 = 122,112,007.20/x
  3. Step 3: Cross multiply
    122,112,007.20x = 171,410,306.40 × 122,112,007.20
  4. Step 4: Simplify right side
    122,112,007.20x = 20,931,256,569,271,008
  5. Step 5: Solve for x
    x = 20,931,256,569,271,008/122,112,007.20
  6. Step 6: Final answer
    x = 171,410,306.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.