Home / 19,906,363,805.80-29,859,341,196.86-11,506,924,918.83

Finding the Fourth Proportional to 19,906,363,805.80, 29,859,341,196.86 and 11,506,924,918.83

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Solution

The fourth proportional to 19,906,363,805.80, 29,859,341,196.86 and 11,506,924,918.83 is: 17,260,269,159.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,906,363,805.80 : 29,859,341,196.86 = 11,506,924,918.83 : x
  2. Step 2: Convert to fraction form
    19,906,363,805.80/29,859,341,196.86 = 11,506,924,918.83/x
  3. Step 3: Cross multiply
    19,906,363,805.80x = 29,859,341,196.86 × 11,506,924,918.83
  4. Step 4: Simplify right side
    19,906,363,805.80x = 343,589,197,277,995,532,288
  5. Step 5: Solve for x
    x = 343,589,197,277,995,532,288/19,906,363,805.80
  6. Step 6: Final answer
    x = 17,260,269,159.65

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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.