Home / 109,654,327.70-164,481,491.55-106,465,681.70

Finding the Fourth Proportional to 109,654,327.70, 164,481,491.55 and 106,465,681.70

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Solution

The fourth proportional to 109,654,327.70, 164,481,491.55 and 106,465,681.70 is: 159,698,522.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,654,327.70 : 164,481,491.55 = 106,465,681.70 : x
  2. Step 2: Convert to fraction form
    109,654,327.70/164,481,491.55 = 106,465,681.70/x
  3. Step 3: Cross multiply
    109,654,327.70x = 164,481,491.55 × 106,465,681.70
  4. Step 4: Simplify right side
    109,654,327.70x = 17,511,634,124,903,542
  5. Step 5: Solve for x
    x = 17,511,634,124,903,542/109,654,327.70
  6. Step 6: Final answer
    x = 159,698,522.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.