Home / 8,221,234,341.73-11,343,358,879.49-4,652,941,246.45

Finding the Fourth Proportional to 8,221,234,341.73, 11,343,358,879.49 and 4,652,941,246.45

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Solution

The fourth proportional to 8,221,234,341.73, 11,343,358,879.49 and 4,652,941,246.45 is: 6,419,958,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221,234,341.73 : 11,343,358,879.49 = 4,652,941,246.45 : x
  2. Step 2: Convert to fraction form
    8,221,234,341.73/11,343,358,879.49 = 4,652,941,246.45/x
  3. Step 3: Cross multiply
    8,221,234,341.73x = 11,343,358,879.49 × 4,652,941,246.45
  4. Step 4: Simplify right side
    8,221,234,341.73x = 52,779,982,403,640,614,912
  5. Step 5: Solve for x
    x = 52,779,982,403,640,614,912/8,221,234,341.73
  6. Step 6: Final answer
    x = 6,419,958,391.86

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.