Home / 463,528,560.69-695,293,090.71-172,357,849.65

Finding the Fourth Proportional to 463,528,560.69, 695,293,090.71 and 172,357,849.65

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Solution

The fourth proportional to 463,528,560.69, 695,293,090.71 and 172,357,849.65 is: 258,536,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,528,560.69 : 695,293,090.71 = 172,357,849.65 : x
  2. Step 2: Convert to fraction form
    463,528,560.69/695,293,090.71 = 172,357,849.65/x
  3. Step 3: Cross multiply
    463,528,560.69x = 695,293,090.71 × 172,357,849.65
  4. Step 4: Simplify right side
    463,528,560.69x = 119,839,221,991,278,000
  5. Step 5: Solve for x
    x = 119,839,221,991,278,000/463,528,560.69
  6. Step 6: Final answer
    x = 258,536,867.31

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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.