Home / 378,533,657.70-567,853,630.65-119,721,890.70

Finding the Fourth Proportional to 378,533,657.70, 567,853,630.65 and 119,721,890.70

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Solution

The fourth proportional to 378,533,657.70, 567,853,630.65 and 119,721,890.70 is: 179,599,644.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,533,657.70 : 567,853,630.65 = 119,721,890.70 : x
  2. Step 2: Convert to fraction form
    378,533,657.70/567,853,630.65 = 119,721,890.70/x
  3. Step 3: Cross multiply
    378,533,657.70x = 567,853,630.65 × 119,721,890.70
  4. Step 4: Simplify right side
    378,533,657.70x = 67,984,510,302,277,472
  5. Step 5: Solve for x
    x = 67,984,510,302,277,472/378,533,657.70
  6. Step 6: Final answer
    x = 179,599,644.36

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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.