Home / 41,189,307,360.30-61,784,169,302.81-12,856,863,848.42

Finding the Fourth Proportional to 41,189,307,360.30, 61,784,169,302.81 and 12,856,863,848.42

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Solution

The fourth proportional to 41,189,307,360.30, 61,784,169,302.81 and 12,856,863,848.42 is: 19,285,360,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,189,307,360.30 : 61,784,169,302.81 = 12,856,863,848.42 : x
  2. Step 2: Convert to fraction form
    41,189,307,360.30/61,784,169,302.81 = 12,856,863,848.42/x
  3. Step 3: Cross multiply
    41,189,307,360.30x = 61,784,169,302.81 × 12,856,863,848.42
  4. Step 4: Simplify right side
    41,189,307,360.30x = 794,350,652,713,798,860,800
  5. Step 5: Solve for x
    x = 794,350,652,713,798,860,800/41,189,307,360.30
  6. Step 6: Final answer
    x = 19,285,360,779.81

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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.