Home / 69,785,099,671.69-96,300,895,033.79-38,883,787,886.15

Finding the Fourth Proportional to 69,785,099,671.69, 96,300,895,033.79 and 38,883,787,886.15

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Solution

The fourth proportional to 69,785,099,671.69, 96,300,895,033.79 and 38,883,787,886.15 is: 53,658,210,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,785,099,671.69 : 96,300,895,033.79 = 38,883,787,886.15 : x
  2. Step 2: Convert to fraction form
    69,785,099,671.69/96,300,895,033.79 = 38,883,787,886.15/x
  3. Step 3: Cross multiply
    69,785,099,671.69x = 96,300,895,033.79 × 38,883,787,886.15
  4. Step 4: Simplify right side
    69,785,099,671.69x = 3,744,543,575,740,286,238,720
  5. Step 5: Solve for x
    x = 3,744,543,575,740,286,238,720/69,785,099,671.69
  6. Step 6: Final answer
    x = 53,658,210,611.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.