Home / 144,420,598.05-216,734,328.51-61,480,500.09

Finding the Fourth Proportional to 144,420,598.05, 216,734,328.51 and 61,480,500.09

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Solution

The fourth proportional to 144,420,598.05, 216,734,328.51 and 61,480,500.09 is: 92,264,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,420,598.05 : 216,734,328.51 = 61,480,500.09 : x
  2. Step 2: Convert to fraction form
    144,420,598.05/216,734,328.51 = 61,480,500.09/x
  3. Step 3: Cross multiply
    144,420,598.05x = 216,734,328.51 × 61,480,500.09
  4. Step 4: Simplify right side
    144,420,598.05x = 13,324,934,903,465,144
  5. Step 5: Solve for x
    x = 13,324,934,903,465,144/144,420,598.05
  6. Step 6: Final answer
    x = 92,264,781.36

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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.