Home / 152,957,169,284.87-211,081,549,846.15-83,434,325,220.53

Finding the Fourth Proportional to 152,957,169,284.87, 211,081,549,846.15 and 83,434,325,220.53

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Solution

The fourth proportional to 152,957,169,284.87, 211,081,549,846.15 and 83,434,325,220.53 is: 115,139,726,763.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,957,169,284.87 : 211,081,549,846.15 = 83,434,325,220.53 : x
  2. Step 2: Convert to fraction form
    152,957,169,284.87/211,081,549,846.15 = 83,434,325,220.53/x
  3. Step 3: Cross multiply
    152,957,169,284.87x = 211,081,549,846.15 × 83,434,325,220.53
  4. Step 4: Simplify right side
    152,957,169,284.87x = 17,611,446,677,916,136,505,344
  5. Step 5: Solve for x
    x = 17,611,446,677,916,136,505,344/152,957,169,284.87
  6. Step 6: Final answer
    x = 115,139,726,763.09

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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.