Home / 84,467,938.17-116,565,754.64-45,836,770.17

Finding the Fourth Proportional to 84,467,938.17, 116,565,754.64 and 45,836,770.17

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Solution

The fourth proportional to 84,467,938.17, 116,565,754.64 and 45,836,770.17 is: 63,254,742.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,467,938.17 : 116,565,754.64 = 45,836,770.17 : x
  2. Step 2: Convert to fraction form
    84,467,938.17/116,565,754.64 = 45,836,770.17/x
  3. Step 3: Cross multiply
    84,467,938.17x = 116,565,754.64 × 45,836,770.17
  4. Step 4: Simplify right side
    84,467,938.17x = 5,342,997,704,897,108
  5. Step 5: Solve for x
    x = 5,342,997,704,897,108/84,467,938.17
  6. Step 6: Final answer
    x = 63,254,742.81

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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.