Home / 135,511,306.85-203,271,345.95-64,510,678.55

Finding the Fourth Proportional to 135,511,306.85, 203,271,345.95 and 64,510,678.55

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Solution

The fourth proportional to 135,511,306.85, 203,271,345.95 and 64,510,678.55 is: 96,768,105.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,511,306.85 : 203,271,345.95 = 64,510,678.55 : x
  2. Step 2: Convert to fraction form
    135,511,306.85/203,271,345.95 = 64,510,678.55/x
  3. Step 3: Cross multiply
    135,511,306.85x = 203,271,345.95 × 64,510,678.55
  4. Step 4: Simplify right side
    135,511,306.85x = 13,113,172,457,006,292
  5. Step 5: Solve for x
    x = 13,113,172,457,006,292/135,511,306.85
  6. Step 6: Final answer
    x = 96,768,105.64

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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.