Home / 219,781,159.20-329,671,738.80-56,018,599.20

Finding the Fourth Proportional to 219,781,159.20, 329,671,738.80 and 56,018,599.20

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Solution

The fourth proportional to 219,781,159.20, 329,671,738.80 and 56,018,599.20 is: 84,027,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,781,159.20 : 329,671,738.80 = 56,018,599.20 : x
  2. Step 2: Convert to fraction form
    219,781,159.20/329,671,738.80 = 56,018,599.20/x
  3. Step 3: Cross multiply
    219,781,159.20x = 329,671,738.80 × 56,018,599.20
  4. Step 4: Simplify right side
    219,781,159.20x = 18,467,749,003,404,292
  5. Step 5: Solve for x
    x = 18,467,749,003,404,292/219,781,159.20
  6. Step 6: Final answer
    x = 84,027,898.80

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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.