Home / 228,932,083.84-316,008,459.12-136,112,370.88

Finding the Fourth Proportional to 228,932,083.84, 316,008,459.12 and 136,112,370.88

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Solution

The fourth proportional to 228,932,083.84, 316,008,459.12 and 136,112,370.88 is: 187,883,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,932,083.84 : 316,008,459.12 = 136,112,370.88 : x
  2. Step 2: Convert to fraction form
    228,932,083.84/316,008,459.12 = 136,112,370.88/x
  3. Step 3: Cross multiply
    228,932,083.84x = 316,008,459.12 × 136,112,370.88
  4. Step 4: Simplify right side
    228,932,083.84x = 43,012,660,588,958,760
  5. Step 5: Solve for x
    x = 43,012,660,588,958,760/228,932,083.84
  6. Step 6: Final answer
    x = 187,883,934.25

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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.