Home / 346,026,588.85-477,518,147.88-187,256,719.30

Finding the Fourth Proportional to 346,026,588.85, 477,518,147.88 and 187,256,719.30

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Solution

The fourth proportional to 346,026,588.85, 477,518,147.88 and 187,256,719.30 is: 258,415,060.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,026,588.85 : 477,518,147.88 = 187,256,719.30 : x
  2. Step 2: Convert to fraction form
    346,026,588.85/477,518,147.88 = 187,256,719.30/x
  3. Step 3: Cross multiply
    346,026,588.85x = 477,518,147.88 × 187,256,719.30
  4. Step 4: Simplify right side
    346,026,588.85x = 89,418,481,777,218,000
  5. Step 5: Solve for x
    x = 89,418,481,777,218,000/346,026,588.85
  6. Step 6: Final answer
    x = 258,415,060.17

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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.