Home / 13,081,765,334.60-19,622,648,001.90-12,071,602,281.80

Finding the Fourth Proportional to 13,081,765,334.60, 19,622,648,001.90 and 12,071,602,281.80

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Solution

The fourth proportional to 13,081,765,334.60, 19,622,648,001.90 and 12,071,602,281.80 is: 18,107,403,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,765,334.60 : 19,622,648,001.90 = 12,071,602,281.80 : x
  2. Step 2: Convert to fraction form
    13,081,765,334.60/19,622,648,001.90 = 12,071,602,281.80/x
  3. Step 3: Cross multiply
    13,081,765,334.60x = 19,622,648,001.90 × 12,071,602,281.80
  4. Step 4: Simplify right side
    13,081,765,334.60x = 236,876,802,394,694,254,592
  5. Step 5: Solve for x
    x = 236,876,802,394,694,254,592/13,081,765,334.60
  6. Step 6: Final answer
    x = 18,107,403,422.70

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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.