Home / 357,418,437.41-493,095,609.89-206,683,240.46

Finding the Fourth Proportional to 357,418,437.41, 493,095,609.89 and 206,683,240.46

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Solution

The fourth proportional to 357,418,437.41, 493,095,609.89 and 206,683,240.46 is: 285,140,854.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,418,437.41 : 493,095,609.89 = 206,683,240.46 : x
  2. Step 2: Convert to fraction form
    357,418,437.41/493,095,609.89 = 206,683,240.46/x
  3. Step 3: Cross multiply
    357,418,437.41x = 493,095,609.89 × 206,683,240.46
  4. Step 4: Simplify right side
    357,418,437.41x = 101,914,598,506,716,464
  5. Step 5: Solve for x
    x = 101,914,598,506,716,464/357,418,437.41
  6. Step 6: Final answer
    x = 285,140,854.08

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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.