Home / 60,099,459,815.49-90,152,088,860.78-19,761,418,422.64

Finding the Fourth Proportional to 60,099,459,815.49, 90,152,088,860.78 and 19,761,418,422.64

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Solution

The fourth proportional to 60,099,459,815.49, 90,152,088,860.78 and 19,761,418,422.64 is: 29,643,080,904.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,099,459,815.49 : 90,152,088,860.78 = 19,761,418,422.64 : x
  2. Step 2: Convert to fraction form
    60,099,459,815.49/90,152,088,860.78 = 19,761,418,422.64/x
  3. Step 3: Cross multiply
    60,099,459,815.49x = 90,152,088,860.78 × 19,761,418,422.64
  4. Step 4: Simplify right side
    60,099,459,815.49x = 1,781,533,149,652,887,273,472
  5. Step 5: Solve for x
    x = 1,781,533,149,652,887,273,472/60,099,459,815.49
  6. Step 6: Final answer
    x = 29,643,080,904.93

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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.