Home / 185,905,643.55-278,848,373.76-56,503,164.59

Finding the Fourth Proportional to 185,905,643.55, 278,848,373.76 and 56,503,164.59

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Solution

The fourth proportional to 185,905,643.55, 278,848,373.76 and 56,503,164.59 is: 84,751,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,905,643.55 : 278,848,373.76 = 56,503,164.59 : x
  2. Step 2: Convert to fraction form
    185,905,643.55/278,848,373.76 = 56,503,164.59/x
  3. Step 3: Cross multiply
    185,905,643.55x = 278,848,373.76 × 56,503,164.59
  4. Step 4: Simplify right side
    185,905,643.55x = 15,755,815,558,215,118
  5. Step 5: Solve for x
    x = 15,755,815,558,215,118/185,905,643.55
  6. Step 6: Final answer
    x = 84,751,679.71

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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.