Home / 64,969,513,609.65-97,385,489,044.84-21,853,593,990.51

Finding the Fourth Proportional to 64,969,513,609.65, 97,385,489,044.84 and 21,853,593,990.51

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Solution

The fourth proportional to 64,969,513,609.65, 97,385,489,044.84 and 21,853,593,990.51 is: 32,757,255,209.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,969,513,609.65 : 97,385,489,044.84 = 21,853,593,990.51 : x
  2. Step 2: Convert to fraction form
    64,969,513,609.65/97,385,489,044.84 = 21,853,593,990.51/x
  3. Step 3: Cross multiply
    64,969,513,609.65x = 97,385,489,044.84 × 21,853,593,990.51
  4. Step 4: Simplify right side
    64,969,513,609.65x = 2,128,222,938,152,944,271,360
  5. Step 5: Solve for x
    x = 2,128,222,938,152,944,271,360/64,969,513,609.65
  6. Step 6: Final answer
    x = 32,757,255,209.57

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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.