Home / 76,134,611,126.62-114,205,710,016.39-28,974,740,062.81

Finding the Fourth Proportional to 76,134,611,126.62, 114,205,710,016.39 and 28,974,740,062.81

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Solution

The fourth proportional to 76,134,611,126.62, 114,205,710,016.39 and 28,974,740,062.81 is: 43,463,553,729.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,134,611,126.62 : 114,205,710,016.39 = 28,974,740,062.81 : x
  2. Step 2: Convert to fraction form
    76,134,611,126.62/114,205,710,016.39 = 28,974,740,062.81/x
  3. Step 3: Cross multiply
    76,134,611,126.62x = 114,205,710,016.39 × 28,974,740,062.81
  4. Step 4: Simplify right side
    76,134,611,126.62x = 3,309,080,761,413,556,764,672
  5. Step 5: Solve for x
    x = 3,309,080,761,413,556,764,672/76,134,611,126.62
  6. Step 6: Final answer
    x = 43,463,553,729.99

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1.5x scale

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.