Home / 143,880,193.08-215,737,677.21-56,339,214.51

Finding the Fourth Proportional to 143,880,193.08, 215,737,677.21 and 56,339,214.51

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Solution

The fourth proportional to 143,880,193.08, 215,737,677.21 and 56,339,214.51 is: 84,476,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,880,193.08 : 215,737,677.21 = 56,339,214.51 : x
  2. Step 2: Convert to fraction form
    143,880,193.08/215,737,677.21 = 56,339,214.51/x
  3. Step 3: Cross multiply
    143,880,193.08x = 215,737,677.21 × 56,339,214.51
  4. Step 4: Simplify right side
    143,880,193.08x = 12,154,491,274,030,092
  5. Step 5: Solve for x
    x = 12,154,491,274,030,092/143,880,193.08
  6. Step 6: Final answer
    x = 84,476,473.20

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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.