Home / 251,001,039.78-346,273,988.90-156,751,561.53

Finding the Fourth Proportional to 251,001,039.78, 346,273,988.90 and 156,751,561.53

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Solution

The fourth proportional to 251,001,039.78, 346,273,988.90 and 156,751,561.53 is: 216,250,054.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,001,039.78 : 346,273,988.90 = 156,751,561.53 : x
  2. Step 2: Convert to fraction form
    251,001,039.78/346,273,988.90 = 156,751,561.53/x
  3. Step 3: Cross multiply
    251,001,039.78x = 346,273,988.90 × 156,751,561.53
  4. Step 4: Simplify right side
    251,001,039.78x = 54,278,988,476,513,128
  5. Step 5: Solve for x
    x = 54,278,988,476,513,128/251,001,039.78
  6. Step 6: Final answer
    x = 216,250,054.28

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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.