Home / 228,412,935.96-342,748,984.14-123,366,978.96

Finding the Fourth Proportional to 228,412,935.96, 342,748,984.14 and 123,366,978.96

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Solution

The fourth proportional to 228,412,935.96, 342,748,984.14 and 123,366,978.96 is: 185,120,455.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,412,935.96 : 342,748,984.14 = 123,366,978.96 : x
  2. Step 2: Convert to fraction form
    228,412,935.96/342,748,984.14 = 123,366,978.96/x
  3. Step 3: Cross multiply
    228,412,935.96x = 342,748,984.14 × 123,366,978.96
  4. Step 4: Simplify right side
    228,412,935.96x = 42,283,906,714,960,752
  5. Step 5: Solve for x
    x = 42,283,906,714,960,752/228,412,935.96
  6. Step 6: Final answer
    x = 185,120,455.36

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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.