Home / 133,175,322.29-198,358,686.80-127,200,068.33

Finding the Fourth Proportional to 133,175,322.29, 198,358,686.80 and 127,200,068.33

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Solution

The fourth proportional to 133,175,322.29, 198,358,686.80 and 127,200,068.33 is: 189,458,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,175,322.29 : 198,358,686.80 = 127,200,068.33 : x
  2. Step 2: Convert to fraction form
    133,175,322.29/198,358,686.80 = 127,200,068.33/x
  3. Step 3: Cross multiply
    133,175,322.29x = 198,358,686.80 × 127,200,068.33
  4. Step 4: Simplify right side
    133,175,322.29x = 25,231,238,513,181,276
  5. Step 5: Solve for x
    x = 25,231,238,513,181,276/133,175,322.29
  6. Step 6: Final answer
    x = 189,458,813.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.