Home / 487,727,892.45-673,065,158.10-264,709,577.51

Finding the Fourth Proportional to 487,727,892.45, 673,065,158.10 and 264,709,577.51

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Solution

The fourth proportional to 487,727,892.45, 673,065,158.10 and 264,709,577.51 is: 365,299,578.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,727,892.45 : 673,065,158.10 = 264,709,577.51 : x
  2. Step 2: Convert to fraction form
    487,727,892.45/673,065,158.10 = 264,709,577.51/x
  3. Step 3: Cross multiply
    487,727,892.45x = 673,065,158.10 × 264,709,577.51
  4. Step 4: Simplify right side
    487,727,892.45x = 178,166,793,636,028,800
  5. Step 5: Solve for x
    x = 178,166,793,636,028,800/487,727,892.45
  6. Step 6: Final answer
    x = 365,299,578.71

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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.