Home / 253,295,644,760.46-380,007,777,865.77-117,255,845,718.18

Finding the Fourth Proportional to 253,295,644,760.46, 380,007,777,865.77 and 117,255,845,718.18

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Solution

The fourth proportional to 253,295,644,760.46, 380,007,777,865.77 and 117,255,845,718.18 is: 175,913,539,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,295,644,760.46 : 380,007,777,865.77 = 117,255,845,718.18 : x
  2. Step 2: Convert to fraction form
    253,295,644,760.46/380,007,777,865.77 = 117,255,845,718.18/x
  3. Step 3: Cross multiply
    253,295,644,760.46x = 380,007,777,865.77 × 117,255,845,718.18
  4. Step 4: Simplify right side
    253,295,644,760.46x = 44,558,133,373,137,143,726,080
  5. Step 5: Solve for x
    x = 44,558,133,373,137,143,726,080/253,295,644,760.46
  6. Step 6: Final answer
    x = 175,913,539,355.47

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1.5x scale

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.