Home / 418,662,317.07-577,743,437.90-230,488,732.33

Finding the Fourth Proportional to 418,662,317.07, 577,743,437.90 and 230,488,732.33

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Solution

The fourth proportional to 418,662,317.07, 577,743,437.90 and 230,488,732.33 is: 318,068,637.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,662,317.07 : 577,743,437.90 = 230,488,732.33 : x
  2. Step 2: Convert to fraction form
    418,662,317.07/577,743,437.90 = 230,488,732.33/x
  3. Step 3: Cross multiply
    418,662,317.07x = 577,743,437.90 × 230,488,732.33
  4. Step 4: Simplify right side
    418,662,317.07x = 133,163,352,612,678,944
  5. Step 5: Solve for x
    x = 133,163,352,612,678,944/418,662,317.07
  6. Step 6: Final answer
    x = 318,068,637.14

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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.