Home / 88,992,000.20-133,488,000.30-87,480,345.80

Finding the Fourth Proportional to 88,992,000.20, 133,488,000.30 and 87,480,345.80

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Solution

The fourth proportional to 88,992,000.20, 133,488,000.30 and 87,480,345.80 is: 131,220,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,992,000.20 : 133,488,000.30 = 87,480,345.80 : x
  2. Step 2: Convert to fraction form
    88,992,000.20/133,488,000.30 = 87,480,345.80/x
  3. Step 3: Cross multiply
    88,992,000.20x = 133,488,000.30 × 87,480,345.80
  4. Step 4: Simplify right side
    88,992,000.20x = 11,677,576,426,394,504
  5. Step 5: Solve for x
    x = 11,677,576,426,394,504/88,992,000.20
  6. Step 6: Final answer
    x = 131,220,518.70

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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.