Home / 75,648,156,530.69-113,472,450,212.85-21,869,670,071.50

Finding the Fourth Proportional to 75,648,156,530.69, 113,472,450,212.85 and 21,869,670,071.50

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Solution

The fourth proportional to 75,648,156,530.69, 113,472,450,212.85 and 21,869,670,071.50 is: 32,804,567,383.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,648,156,530.69 : 113,472,450,212.85 = 21,869,670,071.50 : x
  2. Step 2: Convert to fraction form
    75,648,156,530.69/113,472,450,212.85 = 21,869,670,071.50/x
  3. Step 3: Cross multiply
    75,648,156,530.69x = 113,472,450,212.85 × 21,869,670,071.50
  4. Step 4: Simplify right side
    75,648,156,530.69x = 2,481,605,048,359,739,457,536
  5. Step 5: Solve for x
    x = 2,481,605,048,359,739,457,536/75,648,156,530.69
  6. Step 6: Final answer
    x = 32,804,567,383.65

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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.