Home / 11,488,660,128.02-17,208,856,813.23-7,289,451,451.86

Finding the Fourth Proportional to 11,488,660,128.02, 17,208,856,813.23 and 7,289,451,451.86

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Solution

The fourth proportional to 11,488,660,128.02, 17,208,856,813.23 and 7,289,451,451.86 is: 10,918,864,766.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488,660,128.02 : 17,208,856,813.23 = 7,289,451,451.86 : x
  2. Step 2: Convert to fraction form
    11,488,660,128.02/17,208,856,813.23 = 7,289,451,451.86/x
  3. Step 3: Cross multiply
    11,488,660,128.02x = 17,208,856,813.23 × 7,289,451,451.86
  4. Step 4: Simplify right side
    11,488,660,128.02x = 125,443,126,282,050,273,280
  5. Step 5: Solve for x
    x = 125,443,126,282,050,273,280/11,488,660,128.02
  6. Step 6: Final answer
    x = 10,918,864,766.15

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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.