Home / 590,230,902.31-814,224,451.09-351,908,006.54

Finding the Fourth Proportional to 590,230,902.31, 814,224,451.09 and 351,908,006.54

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Solution

The fourth proportional to 590,230,902.31, 814,224,451.09 and 351,908,006.54 is: 485,457,644.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,230,902.31 : 814,224,451.09 = 351,908,006.54 : x
  2. Step 2: Convert to fraction form
    590,230,902.31/814,224,451.09 = 351,908,006.54/x
  3. Step 3: Cross multiply
    590,230,902.31x = 814,224,451.09 × 351,908,006.54
  4. Step 4: Simplify right side
    590,230,902.31x = 286,532,103,457,611,968
  5. Step 5: Solve for x
    x = 286,532,103,457,611,968/590,230,902.31
  6. Step 6: Final answer
    x = 485,457,644.35

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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.