Home / 547,286,622.60-819,785,306.70-256,402,014.60

Finding the Fourth Proportional to 547,286,622.60, 819,785,306.70 and 256,402,014.60

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Solution

The fourth proportional to 547,286,622.60, 819,785,306.70 and 256,402,014.60 is: 384,066,767.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,286,622.60 : 819,785,306.70 = 256,402,014.60 : x
  2. Step 2: Convert to fraction form
    547,286,622.60/819,785,306.70 = 256,402,014.60/x
  3. Step 3: Cross multiply
    547,286,622.60x = 819,785,306.70 × 256,402,014.60
  4. Step 4: Simplify right side
    547,286,622.60x = 210,194,604,177,358,880
  5. Step 5: Solve for x
    x = 210,194,604,177,358,880/547,286,622.60
  6. Step 6: Final answer
    x = 384,066,767.75

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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.