Home / 541,116,819.04-811,329,969.84-356,671,343.20

Finding the Fourth Proportional to 541,116,819.04, 811,329,969.84 and 356,671,343.20

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Solution

The fourth proportional to 541,116,819.04, 811,329,969.84 and 356,671,343.20 is: 534,779,441.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,116,819.04 : 811,329,969.84 = 356,671,343.20 : x
  2. Step 2: Convert to fraction form
    541,116,819.04/811,329,969.84 = 356,671,343.20/x
  3. Step 3: Cross multiply
    541,116,819.04x = 811,329,969.84 × 356,671,343.20
  4. Step 4: Simplify right side
    541,116,819.04x = 289,378,150,121,248,320
  5. Step 5: Solve for x
    x = 289,378,150,121,248,320/541,116,819.04
  6. Step 6: Final answer
    x = 534,779,441.22

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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.