Home / 8,099,524,514.40-12,142,748,702.88-7,445,752,488.96

Finding the Fourth Proportional to 8,099,524,514.40, 12,142,748,702.88 and 7,445,752,488.96

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Solution

The fourth proportional to 8,099,524,514.40, 12,142,748,702.88 and 7,445,752,488.96 is: 11,162,618,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,524,514.40 : 12,142,748,702.88 = 7,445,752,488.96 : x
  2. Step 2: Convert to fraction form
    8,099,524,514.40/12,142,748,702.88 = 7,445,752,488.96/x
  3. Step 3: Cross multiply
    8,099,524,514.40x = 12,142,748,702.88 × 7,445,752,488.96
  4. Step 4: Simplify right side
    8,099,524,514.40x = 90,411,901,377,284,571,136
  5. Step 5: Solve for x
    x = 90,411,901,377,284,571,136/8,099,524,514.40
  6. Step 6: Final answer
    x = 11,162,618,400.20

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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.