Home / 487,975,707.05-673,387,588.74-264,952,284.15

Finding the Fourth Proportional to 487,975,707.05, 673,387,588.74 and 264,952,284.15

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Solution

The fourth proportional to 487,975,707.05, 673,387,588.74 and 264,952,284.15 is: 365,623,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,975,707.05 : 673,387,588.74 = 264,952,284.15 : x
  2. Step 2: Convert to fraction form
    487,975,707.05/673,387,588.74 = 264,952,284.15/x
  3. Step 3: Cross multiply
    487,975,707.05x = 673,387,588.74 × 264,952,284.15
  4. Step 4: Simplify right side
    487,975,707.05x = 178,415,579,754,923,840
  5. Step 5: Solve for x
    x = 178,415,579,754,923,840/487,975,707.05
  6. Step 6: Final answer
    x = 365,623,897.21

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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.