Home / 493,109,633.91-739,646,511.71-148,054,292.85

Finding the Fourth Proportional to 493,109,633.91, 739,646,511.71 and 148,054,292.85

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Solution

The fourth proportional to 493,109,633.91, 739,646,511.71 and 148,054,292.85 is: 222,076,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,109,633.91 : 739,646,511.71 = 148,054,292.85 : x
  2. Step 2: Convert to fraction form
    493,109,633.91/739,646,511.71 = 148,054,292.85/x
  3. Step 3: Cross multiply
    493,109,633.91x = 739,646,511.71 × 148,054,292.85
  4. Step 4: Simplify right side
    493,109,633.91x = 109,507,841,249,453,024
  5. Step 5: Solve for x
    x = 109,507,841,249,453,024/493,109,633.91
  6. Step 6: Final answer
    x = 222,076,053.11

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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.