Home / 757,393,773.39-1,135,105,226.10-308,173,643.60

Finding the Fourth Proportional to 757,393,773.39, 1,135,105,226.10 and 308,173,643.60

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Solution

The fourth proportional to 757,393,773.39, 1,135,105,226.10 and 308,173,643.60 is: 461,859,505.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,393,773.39 : 1,135,105,226.10 = 308,173,643.60 : x
  2. Step 2: Convert to fraction form
    757,393,773.39/1,135,105,226.10 = 308,173,643.60/x
  3. Step 3: Cross multiply
    757,393,773.39x = 1,135,105,226.10 × 308,173,643.60
  4. Step 4: Simplify right side
    757,393,773.39x = 349,809,513,390,963,264
  5. Step 5: Solve for x
    x = 349,809,513,390,963,264/757,393,773.39
  6. Step 6: Final answer
    x = 461,859,505.16

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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.