Home / 578,392,000.40-867,314,285.40-336,129,165.20

Finding the Fourth Proportional to 578,392,000.40, 867,314,285.40 and 336,129,165.20

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Solution

The fourth proportional to 578,392,000.40, 867,314,285.40 and 336,129,165.20 is: 504,034,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,392,000.40 : 867,314,285.40 = 336,129,165.20 : x
  2. Step 2: Convert to fraction form
    578,392,000.40/867,314,285.40 = 336,129,165.20/x
  3. Step 3: Cross multiply
    578,392,000.40x = 867,314,285.40 × 336,129,165.20
  4. Step 4: Simplify right side
    578,392,000.40x = 291,529,626,717,536,512
  5. Step 5: Solve for x
    x = 291,529,626,717,536,512/578,392,000.40
  6. Step 6: Final answer
    x = 504,034,679.79

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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.