Home / 418,662,176.16-577,743,513.12-230,488,905.36

Finding the Fourth Proportional to 418,662,176.16, 577,743,513.12 and 230,488,905.36

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Solution

The fourth proportional to 418,662,176.16, 577,743,513.12 and 230,488,905.36 is: 318,069,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,662,176.16 : 577,743,513.12 = 230,488,905.36 : x
  2. Step 2: Convert to fraction form
    418,662,176.16/577,743,513.12 = 230,488,905.36/x
  3. Step 3: Cross multiply
    418,662,176.16x = 577,743,513.12 × 230,488,905.36
  4. Step 4: Simplify right side
    418,662,176.16x = 133,163,469,917,869,600
  5. Step 5: Solve for x
    x = 133,163,469,917,869,600/418,662,176.16
  6. Step 6: Final answer
    x = 318,069,024.38

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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.