Home / 83,791,760.04-115,630,813.31-48,511,051.74

Finding the Fourth Proportional to 83,791,760.04, 115,630,813.31 and 48,511,051.74

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Solution

The fourth proportional to 83,791,760.04, 115,630,813.31 and 48,511,051.74 is: 66,944,200.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,791,760.04 : 115,630,813.31 = 48,511,051.74 : x
  2. Step 2: Convert to fraction form
    83,791,760.04/115,630,813.31 = 48,511,051.74/x
  3. Step 3: Cross multiply
    83,791,760.04x = 115,630,813.31 × 48,511,051.74
  4. Step 4: Simplify right side
    83,791,760.04x = 5,609,372,366,977,136
  5. Step 5: Solve for x
    x = 5,609,372,366,977,136/83,791,760.04
  6. Step 6: Final answer
    x = 66,944,200.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.