Home / 250,376,829.79-345,120,931.69-197,367,149.29

Finding the Fourth Proportional to 250,376,829.79, 345,120,931.69 and 197,367,149.29

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Solution

The fourth proportional to 250,376,829.79, 345,120,931.69 and 197,367,149.29 is: 272,052,068.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,376,829.79 : 345,120,931.69 = 197,367,149.29 : x
  2. Step 2: Convert to fraction form
    250,376,829.79/345,120,931.69 = 197,367,149.29/x
  3. Step 3: Cross multiply
    250,376,829.79x = 345,120,931.69 × 197,367,149.29
  4. Step 4: Simplify right side
    250,376,829.79x = 68,115,534,447,964,120
  5. Step 5: Solve for x
    x = 68,115,534,447,964,120/250,376,829.79
  6. Step 6: Final answer
    x = 272,052,068.50

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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.