Home / 231,307,099.76-346,961,830.61-77,954,484.80

Finding the Fourth Proportional to 231,307,099.76, 346,961,830.61 and 77,954,484.80

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Solution

The fourth proportional to 231,307,099.76, 346,961,830.61 and 77,954,484.80 is: 116,932,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,307,099.76 : 346,961,830.61 = 77,954,484.80 : x
  2. Step 2: Convert to fraction form
    231,307,099.76/346,961,830.61 = 77,954,484.80/x
  3. Step 3: Cross multiply
    231,307,099.76x = 346,961,830.61 × 77,954,484.80
  4. Step 4: Simplify right side
    231,307,099.76x = 27,047,230,748,927,500
  5. Step 5: Solve for x
    x = 27,047,230,748,927,500/231,307,099.76
  6. Step 6: Final answer
    x = 116,932,125.20

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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.