Home / 155,759,593.43-215,014,423.20-97,051,265.15

Finding the Fourth Proportional to 155,759,593.43, 215,014,423.20 and 97,051,265.15

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Solution

The fourth proportional to 155,759,593.43, 215,014,423.20 and 97,051,265.15 is: 133,971,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,759,593.43 : 215,014,423.20 = 97,051,265.15 : x
  2. Step 2: Convert to fraction form
    155,759,593.43/215,014,423.20 = 97,051,265.15/x
  3. Step 3: Cross multiply
    155,759,593.43x = 215,014,423.20 × 97,051,265.15
  4. Step 4: Simplify right side
    155,759,593.43x = 20,867,421,797,595,048
  5. Step 5: Solve for x
    x = 20,867,421,797,595,048/155,759,593.43
  6. Step 6: Final answer
    x = 133,971,984.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.