Home / 1,379,220,604.99-1,904,408,909.44-1,110,442,654.69

Finding the Fourth Proportional to 1,379,220,604.99, 1,904,408,909.44 and 1,110,442,654.69

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Solution

The fourth proportional to 1,379,220,604.99, 1,904,408,909.44 and 1,110,442,654.69 is: 1,533,283,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,220,604.99 : 1,904,408,909.44 = 1,110,442,654.69 : x
  2. Step 2: Convert to fraction form
    1,379,220,604.99/1,904,408,909.44 = 1,110,442,654.69/x
  3. Step 3: Cross multiply
    1,379,220,604.99x = 1,904,408,909.44 × 1,110,442,654.69
  4. Step 4: Simplify right side
    1,379,220,604.99x = 2,114,736,885,006,304,256
  5. Step 5: Solve for x
    x = 2,114,736,885,006,304,256/1,379,220,604.99
  6. Step 6: Final answer
    x = 1,533,283,999.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.