Home / 228,662,861.52-342,801,477.36-99,172,943.76

Finding the Fourth Proportional to 228,662,861.52, 342,801,477.36 and 99,172,943.76

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Solution

The fourth proportional to 228,662,861.52, 342,801,477.36 and 99,172,943.76 is: 148,675,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,662,861.52 : 342,801,477.36 = 99,172,943.76 : x
  2. Step 2: Convert to fraction form
    228,662,861.52/342,801,477.36 = 99,172,943.76/x
  3. Step 3: Cross multiply
    228,662,861.52x = 342,801,477.36 × 99,172,943.76
  4. Step 4: Simplify right side
    228,662,861.52x = 33,996,631,635,068,196
  5. Step 5: Solve for x
    x = 33,996,631,635,068,196/228,662,861.52
  6. Step 6: Final answer
    x = 148,675,790.24

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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.