Home / 291,480,012.63-437,296,593.51-104,752,808.64

Finding the Fourth Proportional to 291,480,012.63, 437,296,593.51 and 104,752,808.64

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Solution

The fourth proportional to 291,480,012.63, 437,296,593.51 and 104,752,808.64 is: 157,156,732.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,480,012.63 : 437,296,593.51 = 104,752,808.64 : x
  2. Step 2: Convert to fraction form
    291,480,012.63/437,296,593.51 = 104,752,808.64/x
  3. Step 3: Cross multiply
    291,480,012.63x = 437,296,593.51 × 104,752,808.64
  4. Step 4: Simplify right side
    291,480,012.63x = 45,808,046,378,876,896
  5. Step 5: Solve for x
    x = 45,808,046,378,876,896/291,480,012.63
  6. Step 6: Final answer
    x = 157,156,732.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.