Home / 513,531,944.88-708,674,084.00-293,520,094.80

Finding the Fourth Proportional to 513,531,944.88, 708,674,084.00 and 293,520,094.80

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Solution

The fourth proportional to 513,531,944.88, 708,674,084.00 and 293,520,094.80 is: 405,057,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,531,944.88 : 708,674,084.00 = 293,520,094.80 : x
  2. Step 2: Convert to fraction form
    513,531,944.88/708,674,084.00 = 293,520,094.80/x
  3. Step 3: Cross multiply
    513,531,944.88x = 708,674,084.00 × 293,520,094.80
  4. Step 4: Simplify right side
    513,531,944.88x = 208,010,084,312,972,192
  5. Step 5: Solve for x
    x = 208,010,084,312,972,192/513,531,944.88
  6. Step 6: Final answer
    x = 405,057,730.86

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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.