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Finding the Fourth Proportional to 28,855,286,848.60, 43,282,930,272.90 and 28,855,286,848.60

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Solution

The fourth proportional to 28,855,286,848.60, 43,282,930,272.90 and 28,855,286,848.60 is: 43,282,930,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,855,286,848.60 : 43,282,930,272.90 = 28,855,286,848.60 : x
  2. Step 2: Convert to fraction form
    28,855,286,848.60/43,282,930,272.90 = 28,855,286,848.60/x
  3. Step 3: Cross multiply
    28,855,286,848.60x = 43,282,930,272.90 × 28,855,286,848.60
  4. Step 4: Simplify right side
    28,855,286,848.60x = 1,248,941,368,672,482,230,272
  5. Step 5: Solve for x
    x = 1,248,941,368,672,482,230,272/28,855,286,848.60
  6. Step 6: Final answer
    x = 43,282,930,272.90

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1.5x scale

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.