Home / 97,870,429.91-135,069,799.26-53,825,190.32

Finding the Fourth Proportional to 97,870,429.91, 135,069,799.26 and 53,825,190.32

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Solution

The fourth proportional to 97,870,429.91, 135,069,799.26 and 53,825,190.32 is: 74,283,495.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,870,429.91 : 135,069,799.26 = 53,825,190.32 : x
  2. Step 2: Convert to fraction form
    97,870,429.91/135,069,799.26 = 53,825,190.32/x
  3. Step 3: Cross multiply
    97,870,429.91x = 135,069,799.26 × 53,825,190.32
  4. Step 4: Simplify right side
    97,870,429.91x = 7,270,157,650,978,345
  5. Step 5: Solve for x
    x = 7,270,157,650,978,345/97,870,429.91
  6. Step 6: Final answer
    x = 74,283,495.62

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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.