Home / 168,316,749,432.62-232,274,243,530.60-91,153,963,846.34

Finding the Fourth Proportional to 168,316,749,432.62, 232,274,243,530.60 and 91,153,963,846.34

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Solution

The fourth proportional to 168,316,749,432.62, 232,274,243,530.60 and 91,153,963,846.34 is: 125,790,915,453.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,316,749,432.62 : 232,274,243,530.60 = 91,153,963,846.34 : x
  2. Step 2: Convert to fraction form
    168,316,749,432.62/232,274,243,530.60 = 91,153,963,846.34/x
  3. Step 3: Cross multiply
    168,316,749,432.62x = 232,274,243,530.60 × 91,153,963,846.34
  4. Step 4: Simplify right side
    168,316,749,432.62x = 21,172,717,997,224,284,389,376
  5. Step 5: Solve for x
    x = 21,172,717,997,224,284,389,376/168,316,749,432.62
  6. Step 6: Final answer
    x = 125,790,915,453.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.