Home / 708,968,239.73-1,063,610,465.10-217,731,084.90

Finding the Fourth Proportional to 708,968,239.73, 1,063,610,465.10 and 217,731,084.90

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Solution

The fourth proportional to 708,968,239.73, 1,063,610,465.10 and 217,731,084.90 is: 326,645,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,968,239.73 : 1,063,610,465.10 = 217,731,084.90 : x
  2. Step 2: Convert to fraction form
    708,968,239.73/1,063,610,465.10 = 217,731,084.90/x
  3. Step 3: Cross multiply
    708,968,239.73x = 1,063,610,465.10 × 217,731,084.90
  4. Step 4: Simplify right side
    708,968,239.73x = 231,581,060,477,216,608
  5. Step 5: Solve for x
    x = 231,581,060,477,216,608/708,968,239.73
  6. Step 6: Final answer
    x = 326,645,183.10

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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.