Home / 1,095,902,103.52-1,643,678,169.36-319,366,124

Finding the Fourth Proportional to 1,095,902,103.52, 1,643,678,169.36 and 319,366,124

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Solution

The fourth proportional to 1,095,902,103.52, 1,643,678,169.36 and 319,366,124 is: 478,998,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,902,103.52 : 1,643,678,169.36 = 319,366,124 : x
  2. Step 2: Convert to fraction form
    1,095,902,103.52/1,643,678,169.36 = 319,366,124/x
  3. Step 3: Cross multiply
    1,095,902,103.52x = 1,643,678,169.36 × 319,366,124
  4. Step 4: Simplify right side
    1,095,902,103.52x = 524,935,126,051,918,720
  5. Step 5: Solve for x
    x = 524,935,126,051,918,720/1,095,902,103.52
  6. Step 6: Final answer
    x = 478,998,191.87

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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.