Home / 117,506,711.82-162,108,956.43-73,377,096.39

Finding the Fourth Proportional to 117,506,711.82, 162,108,956.43 and 73,377,096.39

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Solution

The fourth proportional to 117,506,711.82, 162,108,956.43 and 73,377,096.39 is: 101,228,979.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,506,711.82 : 162,108,956.43 = 73,377,096.39 : x
  2. Step 2: Convert to fraction form
    117,506,711.82/162,108,956.43 = 73,377,096.39/x
  3. Step 3: Cross multiply
    117,506,711.82x = 162,108,956.43 × 73,377,096.39
  4. Step 4: Simplify right side
    117,506,711.82x = 11,895,084,521,646,420
  5. Step 5: Solve for x
    x = 11,895,084,521,646,420/117,506,711.82
  6. Step 6: Final answer
    x = 101,228,979.50

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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.