Home / 11,909,291,285.70-17,863,936,928.55-11,725,625,276.10

Finding the Fourth Proportional to 11,909,291,285.70, 17,863,936,928.55 and 11,725,625,276.10

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Solution

The fourth proportional to 11,909,291,285.70, 17,863,936,928.55 and 11,725,625,276.10 is: 17,588,437,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,909,291,285.70 : 17,863,936,928.55 = 11,725,625,276.10 : x
  2. Step 2: Convert to fraction form
    11,909,291,285.70/17,863,936,928.55 = 11,725,625,276.10/x
  3. Step 3: Cross multiply
    11,909,291,285.70x = 17,863,936,928.55 × 11,725,625,276.10
  4. Step 4: Simplify right side
    11,909,291,285.70x = 209,465,830,380,062,081,024
  5. Step 5: Solve for x
    x = 209,465,830,380,062,081,024/11,909,291,285.70
  6. Step 6: Final answer
    x = 17,588,437,914.15

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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.