Home / 39,315,514,316.76-58,972,915,782.40-12,424,086,530.22

Finding the Fourth Proportional to 39,315,514,316.76, 58,972,915,782.40 and 12,424,086,530.22

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Solution

The fourth proportional to 39,315,514,316.76, 58,972,915,782.40 and 12,424,086,530.22 is: 18,636,017,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,315,514,316.76 : 58,972,915,782.40 = 12,424,086,530.22 : x
  2. Step 2: Convert to fraction form
    39,315,514,316.76/58,972,915,782.40 = 12,424,086,530.22/x
  3. Step 3: Cross multiply
    39,315,514,316.76x = 58,972,915,782.40 × 12,424,086,530.22
  4. Step 4: Simplify right side
    39,315,514,316.76x = 732,684,608,620,088,131,584
  5. Step 5: Solve for x
    x = 732,684,608,620,088,131,584/39,315,514,316.76
  6. Step 6: Final answer
    x = 18,636,017,392.95

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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.