Home / 42,195,247,381.96-63,244,725,971.37-16,996,840,333.72

Finding the Fourth Proportional to 42,195,247,381.96, 63,244,725,971.37 and 16,996,840,333.72

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Solution

The fourth proportional to 42,195,247,381.96, 63,244,725,971.37 and 16,996,840,333.72 is: 25,475,866,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,195,247,381.96 : 63,244,725,971.37 = 16,996,840,333.72 : x
  2. Step 2: Convert to fraction form
    42,195,247,381.96/63,244,725,971.37 = 16,996,840,333.72/x
  3. Step 3: Cross multiply
    42,195,247,381.96x = 63,244,725,971.37 × 16,996,840,333.72
  4. Step 4: Simplify right side
    42,195,247,381.96x = 1,074,960,509,285,250,367,488
  5. Step 5: Solve for x
    x = 1,074,960,509,285,250,367,488/42,195,247,381.96
  6. Step 6: Final answer
    x = 25,475,866,975.12

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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.