Home / 136,932,032,666.55-188,966,427,380.97-75,964,401,459.18

Finding the Fourth Proportional to 136,932,032,666.55, 188,966,427,380.97 and 75,964,401,459.18

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Solution

The fourth proportional to 136,932,032,666.55, 188,966,427,380.97 and 75,964,401,459.18 is: 104,830,997,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,932,032,666.55 : 188,966,427,380.97 = 75,964,401,459.18 : x
  2. Step 2: Convert to fraction form
    136,932,032,666.55/188,966,427,380.97 = 75,964,401,459.18/x
  3. Step 3: Cross multiply
    136,932,032,666.55x = 188,966,427,380.97 × 75,964,401,459.18
  4. Step 4: Simplify right side
    136,932,032,666.55x = 14,354,721,551,874,988,703,744
  5. Step 5: Solve for x
    x = 14,354,721,551,874,988,703,744/136,932,032,666.55
  6. Step 6: Final answer
    x = 104,830,997,337.42

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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.