Home / 18,739,510,591.62-28,108,275,894.72-6,146,710,269.24

Finding the Fourth Proportional to 18,739,510,591.62, 28,108,275,894.72 and 6,146,710,269.24

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Solution

The fourth proportional to 18,739,510,591.62, 28,108,275,894.72 and 6,146,710,269.24 is: 9,219,740,678.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,739,510,591.62 : 28,108,275,894.72 = 6,146,710,269.24 : x
  2. Step 2: Convert to fraction form
    18,739,510,591.62/28,108,275,894.72 = 6,146,710,269.24/x
  3. Step 3: Cross multiply
    18,739,510,591.62x = 28,108,275,894.72 × 6,146,710,269.24
  4. Step 4: Simplify right side
    18,739,510,591.62x = 172,773,428,092,706,586,624
  5. Step 5: Solve for x
    x = 172,773,428,092,706,586,624/18,739,510,591.62
  6. Step 6: Final answer
    x = 9,219,740,678.28

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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.