Home / 8,425,446,101.58-11,621,515,769.87-5,418,502,602.83

Finding the Fourth Proportional to 8,425,446,101.58, 11,621,515,769.87 and 5,418,502,602.83

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Solution

The fourth proportional to 8,425,446,101.58, 11,621,515,769.87 and 5,418,502,602.83 is: 7,473,932,262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425,446,101.58 : 11,621,515,769.87 = 5,418,502,602.83 : x
  2. Step 2: Convert to fraction form
    8,425,446,101.58/11,621,515,769.87 = 5,418,502,602.83/x
  3. Step 3: Cross multiply
    8,425,446,101.58x = 11,621,515,769.87 × 5,418,502,602.83
  4. Step 4: Simplify right side
    8,425,446,101.58x = 62,971,213,447,870,488,576
  5. Step 5: Solve for x
    x = 62,971,213,447,870,488,576/8,425,446,101.58
  6. Step 6: Final answer
    x = 7,473,932,262.89

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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.