Home / 253,413,746,079.67-349,740,949,912.27-150,531,272,231.31

Finding the Fourth Proportional to 253,413,746,079.67, 349,740,949,912.27 and 150,531,272,231.31

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Solution

The fourth proportional to 253,413,746,079.67, 349,740,949,912.27 and 150,531,272,231.31 is: 207,750,964,405.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,413,746,079.67 : 349,740,949,912.27 = 150,531,272,231.31 : x
  2. Step 2: Convert to fraction form
    253,413,746,079.67/349,740,949,912.27 = 150,531,272,231.31/x
  3. Step 3: Cross multiply
    253,413,746,079.67x = 349,740,949,912.27 × 150,531,272,231.31
  4. Step 4: Simplify right side
    253,413,746,079.67x = 52,646,950,141,680,871,800,832
  5. Step 5: Solve for x
    x = 52,646,950,141,680,871,800,832/253,413,746,079.67
  6. Step 6: Final answer
    x = 207,750,964,405.58

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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.