Home / 125,142,196.36-187,713,644.44-38,893,214.92

Finding the Fourth Proportional to 125,142,196.36, 187,713,644.44 and 38,893,214.92

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Solution

The fourth proportional to 125,142,196.36, 187,713,644.44 and 38,893,214.92 is: 58,339,931.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,142,196.36 : 187,713,644.44 = 38,893,214.92 : x
  2. Step 2: Convert to fraction form
    125,142,196.36/187,713,644.44 = 38,893,214.92/x
  3. Step 3: Cross multiply
    125,142,196.36x = 187,713,644.44 × 38,893,214.92
  4. Step 4: Simplify right side
    125,142,196.36x = 7,300,787,116,621,383
  5. Step 5: Solve for x
    x = 7,300,787,116,621,383/125,142,196.36
  6. Step 6: Final answer
    x = 58,339,931.13

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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.