Home / 67,829,684,832.14-101,759,701,217.36-20,669,849,640.59

Finding the Fourth Proportional to 67,829,684,832.14, 101,759,701,217.36 and 20,669,849,640.59

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Solution

The fourth proportional to 67,829,684,832.14, 101,759,701,217.36 and 20,669,849,640.59 is: 31,009,398,449.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,829,684,832.14 : 101,759,701,217.36 = 20,669,849,640.59 : x
  2. Step 2: Convert to fraction form
    67,829,684,832.14/101,759,701,217.36 = 20,669,849,640.59/x
  3. Step 3: Cross multiply
    67,829,684,832.14x = 101,759,701,217.36 × 20,669,849,640.59
  4. Step 4: Simplify right side
    67,829,684,832.14x = 2,103,357,723,634,194,448,384
  5. Step 5: Solve for x
    x = 2,103,357,723,634,194,448,384/67,829,684,832.14
  6. Step 6: Final answer
    x = 31,009,398,449.06

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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.