Home / 5,105,870,495.50-7,643,097,463.21-3,331,420,397.72

Finding the Fourth Proportional to 5,105,870,495.50, 7,643,097,463.21 and 3,331,420,397.72

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Solution

The fourth proportional to 5,105,870,495.50, 7,643,097,463.21 and 3,331,420,397.72 is: 4,986,881,436.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,870,495.50 : 7,643,097,463.21 = 3,331,420,397.72 : x
  2. Step 2: Convert to fraction form
    5,105,870,495.50/7,643,097,463.21 = 3,331,420,397.72/x
  3. Step 3: Cross multiply
    5,105,870,495.50x = 7,643,097,463.21 × 3,331,420,397.72
  4. Step 4: Simplify right side
    5,105,870,495.50x = 25,462,370,790,699,778,048
  5. Step 5: Solve for x
    x = 25,462,370,790,699,778,048/5,105,870,495.50
  6. Step 6: Final answer
    x = 4,986,881,436.41

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1.5x scale

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.