Home / 111,131,037.33-153,358,842.96-61,570,417.02

Finding the Fourth Proportional to 111,131,037.33, 153,358,842.96 and 61,570,417.02

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Solution

The fourth proportional to 111,131,037.33, 153,358,842.96 and 61,570,417.02 is: 84,966,073.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,131,037.33 : 153,358,842.96 = 61,570,417.02 : x
  2. Step 2: Convert to fraction form
    111,131,037.33/153,358,842.96 = 61,570,417.02/x
  3. Step 3: Cross multiply
    111,131,037.33x = 153,358,842.96 × 61,570,417.02
  4. Step 4: Simplify right side
    111,131,037.33x = 9,442,367,914,751,892
  5. Step 5: Solve for x
    x = 9,442,367,914,751,892/111,131,037.33
  6. Step 6: Final answer
    x = 84,966,073.76

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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.