Home / 122,777,545.67-184,195,348.65-39,779,163.89

Finding the Fourth Proportional to 122,777,545.67, 184,195,348.65 and 39,779,163.89

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Solution

The fourth proportional to 122,777,545.67, 184,195,348.65 and 39,779,163.89 is: 59,678,151.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,777,545.67 : 184,195,348.65 = 39,779,163.89 : x
  2. Step 2: Convert to fraction form
    122,777,545.67/184,195,348.65 = 39,779,163.89/x
  3. Step 3: Cross multiply
    122,777,545.67x = 184,195,348.65 × 39,779,163.89
  4. Step 4: Simplify right side
    122,777,545.67x = 7,327,136,960,803,063
  5. Step 5: Solve for x
    x = 7,327,136,960,803,063/122,777,545.67
  6. Step 6: Final answer
    x = 59,678,151.42

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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.