Home / 5,390,755,147.13-8,086,297,451.81-1,849,446,909.54

Finding the Fourth Proportional to 5,390,755,147.13, 8,086,297,451.81 and 1,849,446,909.54

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Solution

The fourth proportional to 5,390,755,147.13, 8,086,297,451.81 and 1,849,446,909.54 is: 2,774,226,879.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,755,147.13 : 8,086,297,451.81 = 1,849,446,909.54 : x
  2. Step 2: Convert to fraction form
    5,390,755,147.13/8,086,297,451.81 = 1,849,446,909.54/x
  3. Step 3: Cross multiply
    5,390,755,147.13x = 8,086,297,451.81 × 1,849,446,909.54
  4. Step 4: Simplify right side
    5,390,755,147.13x = 14,955,177,831,861,934,080
  5. Step 5: Solve for x
    x = 14,955,177,831,861,934,080/5,390,755,147.13
  6. Step 6: Final answer
    x = 2,774,226,879.85

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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.