Home / 697,250,823.11-1,046,014,132.52-199,265,805.53

Finding the Fourth Proportional to 697,250,823.11, 1,046,014,132.52 and 199,265,805.53

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Solution

The fourth proportional to 697,250,823.11, 1,046,014,132.52 and 199,265,805.53 is: 298,938,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,250,823.11 : 1,046,014,132.52 = 199,265,805.53 : x
  2. Step 2: Convert to fraction form
    697,250,823.11/1,046,014,132.52 = 199,265,805.53/x
  3. Step 3: Cross multiply
    697,250,823.11x = 1,046,014,132.52 × 199,265,805.53
  4. Step 4: Simplify right side
    697,250,823.11x = 208,434,848,706,135,584
  5. Step 5: Solve for x
    x = 208,434,848,706,135,584/697,250,823.11
  6. Step 6: Final answer
    x = 298,938,117.82

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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.