Home / 188,519,349.42-282,776,178.60-84,815,322.35

Finding the Fourth Proportional to 188,519,349.42, 282,776,178.60 and 84,815,322.35

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Solution

The fourth proportional to 188,519,349.42, 282,776,178.60 and 84,815,322.35 is: 127,221,703.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,519,349.42 : 282,776,178.60 = 84,815,322.35 : x
  2. Step 2: Convert to fraction form
    188,519,349.42/282,776,178.60 = 84,815,322.35/x
  3. Step 3: Cross multiply
    188,519,349.42x = 282,776,178.60 × 84,815,322.35
  4. Step 4: Simplify right side
    188,519,349.42x = 23,983,752,739,446,292
  5. Step 5: Solve for x
    x = 23,983,752,739,446,292/188,519,349.42
  6. Step 6: Final answer
    x = 127,221,703.31

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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.