Home / 219,697,905.15-329,068,560.83-133,285,598.55

Finding the Fourth Proportional to 219,697,905.15, 329,068,560.83 and 133,285,598.55

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Solution

The fourth proportional to 219,697,905.15, 329,068,560.83 and 133,285,598.55 is: 199,638,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,697,905.15 : 329,068,560.83 = 133,285,598.55 : x
  2. Step 2: Convert to fraction form
    219,697,905.15/329,068,560.83 = 133,285,598.55/x
  3. Step 3: Cross multiply
    219,697,905.15x = 329,068,560.83 × 133,285,598.55
  4. Step 4: Simplify right side
    219,697,905.15x = 43,860,100,093,547,208
  5. Step 5: Solve for x
    x = 43,860,100,093,547,208/219,697,905.15
  6. Step 6: Final answer
    x = 199,638,226.24

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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.