Home / 708,968,239.22-1,063,610,464.36-217,731,084.40

Finding the Fourth Proportional to 708,968,239.22, 1,063,610,464.36 and 217,731,084.40

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Solution

The fourth proportional to 708,968,239.22, 1,063,610,464.36 and 217,731,084.40 is: 326,645,182.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,968,239.22 : 1,063,610,464.36 = 217,731,084.40 : x
  2. Step 2: Convert to fraction form
    708,968,239.22/1,063,610,464.36 = 217,731,084.40/x
  3. Step 3: Cross multiply
    708,968,239.22x = 1,063,610,464.36 × 217,731,084.40
  4. Step 4: Simplify right side
    708,968,239.22x = 231,581,059,784,290,368
  5. Step 5: Solve for x
    x = 231,581,059,784,290,368/708,968,239.22
  6. Step 6: Final answer
    x = 326,645,182.36

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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.