Home / 164,177,368.60-246,103,620.90-77,763,890.20

Finding the Fourth Proportional to 164,177,368.60, 246,103,620.90 and 77,763,890.20

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Solution

The fourth proportional to 164,177,368.60, 246,103,620.90 and 77,763,890.20 is: 116,568,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,177,368.60 : 246,103,620.90 = 77,763,890.20 : x
  2. Step 2: Convert to fraction form
    164,177,368.60/246,103,620.90 = 77,763,890.20/x
  3. Step 3: Cross multiply
    164,177,368.60x = 246,103,620.90 × 77,763,890.20
  4. Step 4: Simplify right side
    164,177,368.60x = 19,137,974,953,490,028
  5. Step 5: Solve for x
    x = 19,137,974,953,490,028/164,177,368.60
  6. Step 6: Final answer
    x = 116,568,898.12

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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.