Home / 5,136,998,412.88-7,088,937,238.38-3,022,591,307.32

Finding the Fourth Proportional to 5,136,998,412.88, 7,088,937,238.38 and 3,022,591,307.32

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Solution

The fourth proportional to 5,136,998,412.88, 7,088,937,238.38 and 3,022,591,307.32 is: 4,171,105,060.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136,998,412.88 : 7,088,937,238.38 = 3,022,591,307.32 : x
  2. Step 2: Convert to fraction form
    5,136,998,412.88/7,088,937,238.38 = 3,022,591,307.32/x
  3. Step 3: Cross multiply
    5,136,998,412.88x = 7,088,937,238.38 × 3,022,591,307.32
  4. Step 4: Simplify right side
    5,136,998,412.88x = 21,426,960,074,864,435,200
  5. Step 5: Solve for x
    x = 21,426,960,074,864,435,200/5,136,998,412.88
  6. Step 6: Final answer
    x = 4,171,105,060.33

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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.