Home / 253,295,644,717.68-380,007,777,801.63-117,255,845,675.46

Finding the Fourth Proportional to 253,295,644,717.68, 380,007,777,801.63 and 117,255,845,675.46

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Solution

The fourth proportional to 253,295,644,717.68, 380,007,777,801.63 and 117,255,845,675.46 is: 175,913,539,291.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,295,644,717.68 : 380,007,777,801.63 = 117,255,845,675.46 : x
  2. Step 2: Convert to fraction form
    253,295,644,717.68/380,007,777,801.63 = 117,255,845,675.46/x
  3. Step 3: Cross multiply
    253,295,644,717.68x = 380,007,777,801.63 × 117,255,845,675.46
  4. Step 4: Simplify right side
    253,295,644,717.68x = 44,558,133,349,382,426,198,016
  5. Step 5: Solve for x
    x = 44,558,133,349,382,426,198,016/253,295,644,717.68
  6. Step 6: Final answer
    x = 175,913,539,291.39

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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.