Home / 143,892,095.40-215,790,903.90-53,003,874.60

Finding the Fourth Proportional to 143,892,095.40, 215,790,903.90 and 53,003,874.60

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Solution

The fourth proportional to 143,892,095.40, 215,790,903.90 and 53,003,874.60 is: 79,488,410.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,892,095.40 : 215,790,903.90 = 53,003,874.60 : x
  2. Step 2: Convert to fraction form
    143,892,095.40/215,790,903.90 = 53,003,874.60/x
  3. Step 3: Cross multiply
    143,892,095.40x = 215,790,903.90 × 53,003,874.60
  4. Step 4: Simplify right side
    143,892,095.40x = 11,437,754,010,136,252
  5. Step 5: Solve for x
    x = 11,437,754,010,136,252/143,892,095.40
  6. Step 6: Final answer
    x = 79,488,410.94

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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.