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Finding the Fourth Proportional to 164,604,247.20, 230,143,615.20 and 164,604,247.20

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Solution

The fourth proportional to 164,604,247.20, 230,143,615.20 and 164,604,247.20 is: 230,143,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,604,247.20 : 230,143,615.20 = 164,604,247.20 : x
  2. Step 2: Convert to fraction form
    164,604,247.20/230,143,615.20 = 164,604,247.20/x
  3. Step 3: Cross multiply
    164,604,247.20x = 230,143,615.20 × 164,604,247.20
  4. Step 4: Simplify right side
    164,604,247.20x = 37,882,616,527,882,472
  5. Step 5: Solve for x
    x = 37,882,616,527,882,472/164,604,247.20
  6. Step 6: Final answer
    x = 230,143,615.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.