Home / 42,915,794,605.28-64,368,788,255.76-11,475,895,619.84

Finding the Fourth Proportional to 42,915,794,605.28, 64,368,788,255.76 and 11,475,895,619.84

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Solution

The fourth proportional to 42,915,794,605.28, 64,368,788,255.76 and 11,475,895,619.84 is: 17,212,532,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,915,794,605.28 : 64,368,788,255.76 = 11,475,895,619.84 : x
  2. Step 2: Convert to fraction form
    42,915,794,605.28/64,368,788,255.76 = 11,475,895,619.84/x
  3. Step 3: Cross multiply
    42,915,794,605.28x = 64,368,788,255.76 × 11,475,895,619.84
  4. Step 4: Simplify right side
    42,915,794,605.28x = 738,689,495,198,684,676,096
  5. Step 5: Solve for x
    x = 738,689,495,198,684,676,096/42,915,794,605.28
  6. Step 6: Final answer
    x = 17,212,532,168.93

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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.