Home / 79,261,569.30-118,780,379.55-58,630,286.10

Finding the Fourth Proportional to 79,261,569.30, 118,780,379.55 and 58,630,286.10

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Solution

The fourth proportional to 79,261,569.30, 118,780,379.55 and 58,630,286.10 is: 87,862,600.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,261,569.30 : 118,780,379.55 = 58,630,286.10 : x
  2. Step 2: Convert to fraction form
    79,261,569.30/118,780,379.55 = 58,630,286.10/x
  3. Step 3: Cross multiply
    79,261,569.30x = 118,780,379.55 × 58,630,286.10
  4. Step 4: Simplify right side
    79,261,569.30x = 6,964,127,636,083,089
  5. Step 5: Solve for x
    x = 6,964,127,636,083,089/79,261,569.30
  6. Step 6: Final answer
    x = 87,862,600.98

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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.