Home / 152,556,005.70-228,834,008.55-109,333,887.30

Finding the Fourth Proportional to 152,556,005.70, 228,834,008.55 and 109,333,887.30

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Solution

The fourth proportional to 152,556,005.70, 228,834,008.55 and 109,333,887.30 is: 164,000,830.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,556,005.70 : 228,834,008.55 = 109,333,887.30 : x
  2. Step 2: Convert to fraction form
    152,556,005.70/228,834,008.55 = 109,333,887.30/x
  3. Step 3: Cross multiply
    152,556,005.70x = 228,834,008.55 × 109,333,887.30
  4. Step 4: Simplify right side
    152,556,005.70x = 25,019,311,701,212,936
  5. Step 5: Solve for x
    x = 25,019,311,701,212,936/152,556,005.70
  6. Step 6: Final answer
    x = 164,000,830.95

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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.