Home / 3,721,557,136.60-5,578,956,902.64-1,856,773,182.88

Finding the Fourth Proportional to 3,721,557,136.60, 5,578,956,902.64 and 1,856,773,182.88

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Solution

The fourth proportional to 3,721,557,136.60, 5,578,956,902.64 and 1,856,773,182.88 is: 2,783,474,009.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,557,136.60 : 5,578,956,902.64 = 1,856,773,182.88 : x
  2. Step 2: Convert to fraction form
    3,721,557,136.60/5,578,956,902.64 = 1,856,773,182.88/x
  3. Step 3: Cross multiply
    3,721,557,136.60x = 5,578,956,902.64 × 1,856,773,182.88
  4. Step 4: Simplify right side
    3,721,557,136.60x = 10,358,857,565,265,219,584
  5. Step 5: Solve for x
    x = 10,358,857,565,265,219,584/3,721,557,136.60
  6. Step 6: Final answer
    x = 2,783,474,009.68

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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.