Home / 348,112,554.43-480,430,560.95-199,453,394.29

Finding the Fourth Proportional to 348,112,554.43, 480,430,560.95 and 199,453,394.29

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Solution

The fourth proportional to 348,112,554.43, 480,430,560.95 and 199,453,394.29 is: 275,265,872.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,112,554.43 : 480,430,560.95 = 199,453,394.29 : x
  2. Step 2: Convert to fraction form
    348,112,554.43/480,430,560.95 = 199,453,394.29/x
  3. Step 3: Cross multiply
    348,112,554.43x = 480,430,560.95 × 199,453,394.29
  4. Step 4: Simplify right side
    348,112,554.43x = 95,823,506,102,126,224
  5. Step 5: Solve for x
    x = 95,823,506,102,126,224/348,112,554.43
  6. Step 6: Final answer
    x = 275,265,872.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.