Home / 185,798,972.03-278,710,747.61-54,652,979.63

Finding the Fourth Proportional to 185,798,972.03, 278,710,747.61 and 54,652,979.63

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Solution

The fourth proportional to 185,798,972.03, 278,710,747.61 and 54,652,979.63 is: 81,983,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,798,972.03 : 278,710,747.61 = 54,652,979.63 : x
  2. Step 2: Convert to fraction form
    185,798,972.03/278,710,747.61 = 54,652,979.63/x
  3. Step 3: Cross multiply
    185,798,972.03x = 278,710,747.61 × 54,652,979.63
  4. Step 4: Simplify right side
    185,798,972.03x = 15,232,372,812,214,914
  5. Step 5: Solve for x
    x = 15,232,372,812,214,914/185,798,972.03
  6. Step 6: Final answer
    x = 81,983,084.44

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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.