Home / 21,842,208,000.90-32,763,312,001.35-21,229,987,968.90

Finding the Fourth Proportional to 21,842,208,000.90, 32,763,312,001.35 and 21,229,987,968.90

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Solution

The fourth proportional to 21,842,208,000.90, 32,763,312,001.35 and 21,229,987,968.90 is: 31,844,981,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,842,208,000.90 : 32,763,312,001.35 = 21,229,987,968.90 : x
  2. Step 2: Convert to fraction form
    21,842,208,000.90/32,763,312,001.35 = 21,229,987,968.90/x
  3. Step 3: Cross multiply
    21,842,208,000.90x = 32,763,312,001.35 × 21,229,987,968.90
  4. Step 4: Simplify right side
    21,842,208,000.90x = 695,564,719,609,977,503,744
  5. Step 5: Solve for x
    x = 695,564,719,609,977,503,744/21,842,208,000.90
  6. Step 6: Final answer
    x = 31,844,981,953.35

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Similar ratio
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1.5x scale

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.