Home / 212,706,919.80-319,060,379.70-182,095,918.20

Finding the Fourth Proportional to 212,706,919.80, 319,060,379.70 and 182,095,918.20

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Solution

The fourth proportional to 212,706,919.80, 319,060,379.70 and 182,095,918.20 is: 273,143,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,706,919.80 : 319,060,379.70 = 182,095,918.20 : x
  2. Step 2: Convert to fraction form
    212,706,919.80/319,060,379.70 = 182,095,918.20/x
  3. Step 3: Cross multiply
    212,706,919.80x = 319,060,379.70 × 182,095,918.20
  4. Step 4: Simplify right side
    212,706,919.80x = 58,099,592,802,712,136
  5. Step 5: Solve for x
    x = 58,099,592,802,712,136/212,706,919.80
  6. Step 6: Final answer
    x = 273,143,877.30

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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.