Home / 109,729,021.70-164,518,882.95-52,248,829.70

Finding the Fourth Proportional to 109,729,021.70, 164,518,882.95 and 52,248,829.70

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Solution

The fourth proportional to 109,729,021.70, 164,518,882.95 and 52,248,829.70 is: 78,337,699.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,729,021.70 : 164,518,882.95 = 52,248,829.70 : x
  2. Step 2: Convert to fraction form
    109,729,021.70/164,518,882.95 = 52,248,829.70/x
  3. Step 3: Cross multiply
    109,729,021.70x = 164,518,882.95 × 52,248,829.70
  4. Step 4: Simplify right side
    109,729,021.70x = 8,595,919,097,688,783
  5. Step 5: Solve for x
    x = 8,595,919,097,688,783/109,729,021.70
  6. Step 6: Final answer
    x = 78,337,699.22

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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.