Home / 39,315,514,318.26-58,972,915,784.64-12,424,086,531.72

Finding the Fourth Proportional to 39,315,514,318.26, 58,972,915,784.64 and 12,424,086,531.72

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Solution

The fourth proportional to 39,315,514,318.26, 58,972,915,784.64 and 12,424,086,531.72 is: 18,636,017,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,315,514,318.26 : 58,972,915,784.64 = 12,424,086,531.72 : x
  2. Step 2: Convert to fraction form
    39,315,514,318.26/58,972,915,784.64 = 12,424,086,531.72/x
  3. Step 3: Cross multiply
    39,315,514,318.26x = 58,972,915,784.64 × 12,424,086,531.72
  4. Step 4: Simplify right side
    39,315,514,318.26x = 732,684,608,736,203,636,736
  5. Step 5: Solve for x
    x = 732,684,608,736,203,636,736/39,315,514,318.26
  6. Step 6: Final answer
    x = 18,636,017,395.20

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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.