Home / 219,780,703.70-329,671,055.55-56,018,143.70

Finding the Fourth Proportional to 219,780,703.70, 329,671,055.55 and 56,018,143.70

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Solution

The fourth proportional to 219,780,703.70, 329,671,055.55 and 56,018,143.70 is: 84,027,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,780,703.70 : 329,671,055.55 = 56,018,143.70 : x
  2. Step 2: Convert to fraction form
    219,780,703.70/329,671,055.55 = 56,018,143.70/x
  3. Step 3: Cross multiply
    219,780,703.70x = 329,671,055.55 × 56,018,143.70
  4. Step 4: Simplify right side
    219,780,703.70x = 18,467,560,563,530,584
  5. Step 5: Solve for x
    x = 18,467,560,563,530,584/219,780,703.70
  6. Step 6: Final answer
    x = 84,027,215.55

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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.