Home / 71,097,298,564.50-98,124,895,303.92-55,969,229,817.45

Finding the Fourth Proportional to 71,097,298,564.50, 98,124,895,303.92 and 55,969,229,817.45

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Solution

The fourth proportional to 71,097,298,564.50, 98,124,895,303.92 and 55,969,229,817.45 is: 77,245,900,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,097,298,564.50 : 98,124,895,303.92 = 55,969,229,817.45 : x
  2. Step 2: Convert to fraction form
    71,097,298,564.50/98,124,895,303.92 = 55,969,229,817.45/x
  3. Step 3: Cross multiply
    71,097,298,564.50x = 98,124,895,303.92 × 55,969,229,817.45
  4. Step 4: Simplify right side
    71,097,298,564.50x = 5,491,974,816,078,515,666,944
  5. Step 5: Solve for x
    x = 5,491,974,816,078,515,666,944/71,097,298,564.50
  6. Step 6: Final answer
    x = 77,245,900,012.59

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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.