Home / 287,309,245,241.88-430,964,282,639.22-117,328,834,270.24

Finding the Fourth Proportional to 287,309,245,241.88, 430,964,282,639.22 and 117,328,834,270.24

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Solution

The fourth proportional to 287,309,245,241.88, 430,964,282,639.22 and 117,328,834,270.24 is: 175,993,420,788.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,309,245,241.88 : 430,964,282,639.22 = 117,328,834,270.24 : x
  2. Step 2: Convert to fraction form
    287,309,245,241.88/430,964,282,639.22 = 117,328,834,270.24/x
  3. Step 3: Cross multiply
    287,309,245,241.88x = 430,964,282,639.22 × 117,328,834,270.24
  4. Step 4: Simplify right side
    287,309,245,241.88x = 50,564,536,894,169,909,559,296
  5. Step 5: Solve for x
    x = 50,564,536,894,169,909,559,296/287,309,245,241.88
  6. Step 6: Final answer
    x = 175,993,420,788.12

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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.