Home / 30,229,663,220.48-41,711,769,637.68-17,539,489,869.68

Finding the Fourth Proportional to 30,229,663,220.48, 41,711,769,637.68 and 17,539,489,869.68

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Solution

The fourth proportional to 30,229,663,220.48, 41,711,769,637.68 and 17,539,489,869.68 is: 24,201,498,894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229,663,220.48 : 41,711,769,637.68 = 17,539,489,869.68 : x
  2. Step 2: Convert to fraction form
    30,229,663,220.48/41,711,769,637.68 = 17,539,489,869.68/x
  3. Step 3: Cross multiply
    30,229,663,220.48x = 41,711,769,637.68 × 17,539,489,869.68
  4. Step 4: Simplify right side
    30,229,663,220.48x = 731,603,161,006,514,241,536
  5. Step 5: Solve for x
    x = 731,603,161,006,514,241,536/30,229,663,220.48
  6. Step 6: Final answer
    x = 24,201,498,894.33

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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.