Home / 268,692,826,951.80-403,095,844,897.11-87,161,485,156.65

Finding the Fourth Proportional to 268,692,826,951.80, 403,095,844,897.11 and 87,161,485,156.65

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Solution

The fourth proportional to 268,692,826,951.80, 403,095,844,897.11 and 87,161,485,156.65 is: 130,760,589,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,692,826,951.80 : 403,095,844,897.11 = 87,161,485,156.65 : x
  2. Step 2: Convert to fraction form
    268,692,826,951.80/403,095,844,897.11 = 87,161,485,156.65/x
  3. Step 3: Cross multiply
    268,692,826,951.80x = 403,095,844,897.11 × 87,161,485,156.65
  4. Step 4: Simplify right side
    268,692,826,951.80x = 35,134,432,501,706,740,727,808
  5. Step 5: Solve for x
    x = 35,134,432,501,706,740,727,808/268,692,826,951.80
  6. Step 6: Final answer
    x = 130,760,589,704.95

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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.