Home / 219,780,964.70-329,671,447.05-56,018,404.70

Finding the Fourth Proportional to 219,780,964.70, 329,671,447.05 and 56,018,404.70

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Solution

The fourth proportional to 219,780,964.70, 329,671,447.05 and 56,018,404.70 is: 84,027,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,780,964.70 : 329,671,447.05 = 56,018,404.70 : x
  2. Step 2: Convert to fraction form
    219,780,964.70/329,671,447.05 = 56,018,404.70/x
  3. Step 3: Cross multiply
    219,780,964.70x = 329,671,447.05 × 56,018,404.70
  4. Step 4: Simplify right side
    219,780,964.70x = 18,467,668,538,881,524
  5. Step 5: Solve for x
    x = 18,467,668,538,881,524/219,780,964.70
  6. Step 6: Final answer
    x = 84,027,607.05

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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.