Home / 8,698,510,125.74-13,042,425,341.39-3,380,412,770.96

Finding the Fourth Proportional to 8,698,510,125.74, 13,042,425,341.39 and 3,380,412,770.96

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Solution

The fourth proportional to 8,698,510,125.74, 13,042,425,341.39 and 3,380,412,770.96 is: 5,068,543,986.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698,510,125.74 : 13,042,425,341.39 = 3,380,412,770.96 : x
  2. Step 2: Convert to fraction form
    8,698,510,125.74/13,042,425,341.39 = 3,380,412,770.96/x
  3. Step 3: Cross multiply
    8,698,510,125.74x = 13,042,425,341.39 × 3,380,412,770.96
  4. Step 4: Simplify right side
    8,698,510,125.74x = 44,088,781,188,244,979,712
  5. Step 5: Solve for x
    x = 44,088,781,188,244,979,712/8,698,510,125.74
  6. Step 6: Final answer
    x = 5,068,543,986.37

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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.