Home / 347,210,008.20-520,090,677.90-163,134,592.20

Finding the Fourth Proportional to 347,210,008.20, 520,090,677.90 and 163,134,592.20

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Solution

The fourth proportional to 347,210,008.20, 520,090,677.90 and 163,134,592.20 is: 244,361,564.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,210,008.20 : 520,090,677.90 = 163,134,592.20 : x
  2. Step 2: Convert to fraction form
    347,210,008.20/520,090,677.90 = 163,134,592.20/x
  3. Step 3: Cross multiply
    347,210,008.20x = 520,090,677.90 × 163,134,592.20
  4. Step 4: Simplify right side
    347,210,008.20x = 84,844,780,646,238,048
  5. Step 5: Solve for x
    x = 84,844,780,646,238,048/347,210,008.20
  6. Step 6: Final answer
    x = 244,361,564.02

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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.