Home / 69,870,333.57-96,421,434.21-40,098,607.58

Finding the Fourth Proportional to 69,870,333.57, 96,421,434.21 and 40,098,607.58

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Solution

The fourth proportional to 69,870,333.57, 96,421,434.21 and 40,098,607.58 is: 55,336,293.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,870,333.57 : 96,421,434.21 = 40,098,607.58 : x
  2. Step 2: Convert to fraction form
    69,870,333.57/96,421,434.21 = 40,098,607.58/x
  3. Step 3: Cross multiply
    69,870,333.57x = 96,421,434.21 × 40,098,607.58
  4. Step 4: Simplify right side
    69,870,333.57x = 3,866,365,252,205,470
  5. Step 5: Solve for x
    x = 3,866,365,252,205,470/69,870,333.57
  6. Step 6: Final answer
    x = 55,336,293.03

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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.