Home / 3,221,930,353.68-4,446,309,749.76-1,901,830,909.68

Finding the Fourth Proportional to 3,221,930,353.68, 4,446,309,749.76 and 1,901,830,909.68

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Solution

The fourth proportional to 3,221,930,353.68, 4,446,309,749.76 and 1,901,830,909.68 is: 2,624,553,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,930,353.68 : 4,446,309,749.76 = 1,901,830,909.68 : x
  2. Step 2: Convert to fraction form
    3,221,930,353.68/4,446,309,749.76 = 1,901,830,909.68/x
  3. Step 3: Cross multiply
    3,221,930,353.68x = 4,446,309,749.76 × 1,901,830,909.68
  4. Step 4: Simplify right side
    3,221,930,353.68x = 8,456,129,316,105,114,624
  5. Step 5: Solve for x
    x = 8,456,129,316,105,114,624/3,221,930,353.68
  6. Step 6: Final answer
    x = 2,624,553,726.45

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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.