Home / 287,309,245,267.24-430,964,282,677.23-117,328,834,295.60

Finding the Fourth Proportional to 287,309,245,267.24, 430,964,282,677.23 and 117,328,834,295.60

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Solution

The fourth proportional to 287,309,245,267.24, 430,964,282,677.23 and 117,328,834,295.60 is: 175,993,420,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,309,245,267.24 : 430,964,282,677.23 = 117,328,834,295.60 : x
  2. Step 2: Convert to fraction form
    287,309,245,267.24/430,964,282,677.23 = 117,328,834,295.60/x
  3. Step 3: Cross multiply
    287,309,245,267.24x = 430,964,282,677.23 × 117,328,834,295.60
  4. Step 4: Simplify right side
    287,309,245,267.24x = 50,564,536,909,558,836,101,120
  5. Step 5: Solve for x
    x = 50,564,536,909,558,836,101,120/287,309,245,267.24
  6. Step 6: Final answer
    x = 175,993,420,826.14

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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.