Home / 713,690,181.79-1,070,511,716.25-293,497,011.79

Finding the Fourth Proportional to 713,690,181.79, 1,070,511,716.25 and 293,497,011.79

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Solution

The fourth proportional to 713,690,181.79, 1,070,511,716.25 and 293,497,011.79 is: 440,235,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,690,181.79 : 1,070,511,716.25 = 293,497,011.79 : x
  2. Step 2: Convert to fraction form
    713,690,181.79/1,070,511,716.25 = 293,497,011.79/x
  3. Step 3: Cross multiply
    713,690,181.79x = 1,070,511,716.25 × 293,497,011.79
  4. Step 4: Simplify right side
    713,690,181.79x = 314,191,989,802,883,136
  5. Step 5: Solve for x
    x = 314,191,989,802,883,136/713,690,181.79
  6. Step 6: Final answer
    x = 440,235,830.37

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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.