Home / 238,328,255.77-328,920,548.18-139,233,774.02

Finding the Fourth Proportional to 238,328,255.77, 328,920,548.18 and 139,233,774.02

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Solution

The fourth proportional to 238,328,255.77, 328,920,548.18 and 139,233,774.02 is: 192,158,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,328,255.77 : 328,920,548.18 = 139,233,774.02 : x
  2. Step 2: Convert to fraction form
    238,328,255.77/328,920,548.18 = 139,233,774.02/x
  3. Step 3: Cross multiply
    238,328,255.77x = 328,920,548.18 × 139,233,774.02
  4. Step 4: Simplify right side
    238,328,255.77x = 45,796,849,273,487,864
  5. Step 5: Solve for x
    x = 45,796,849,273,487,864/238,328,255.77
  6. Step 6: Final answer
    x = 192,158,706.18

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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.