Home / 283,458,493.36-391,172,717.58-153,078,301.36

Finding the Fourth Proportional to 283,458,493.36, 391,172,717.58 and 153,078,301.36

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Solution

The fourth proportional to 283,458,493.36, 391,172,717.58 and 153,078,301.36 is: 211,248,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,458,493.36 : 391,172,717.58 = 153,078,301.36 : x
  2. Step 2: Convert to fraction form
    283,458,493.36/391,172,717.58 = 153,078,301.36/x
  3. Step 3: Cross multiply
    283,458,493.36x = 391,172,717.58 × 153,078,301.36
  4. Step 4: Simplify right side
    283,458,493.36x = 59,880,055,145,521,416
  5. Step 5: Solve for x
    x = 59,880,055,145,521,416/283,458,493.36
  6. Step 6: Final answer
    x = 211,248,054.12

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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.