Home / 381,352,433.40-572,028,650.10-105,003,113.40

Finding the Fourth Proportional to 381,352,433.40, 572,028,650.10 and 105,003,113.40

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Solution

The fourth proportional to 381,352,433.40, 572,028,650.10 and 105,003,113.40 is: 157,504,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,352,433.40 : 572,028,650.10 = 105,003,113.40 : x
  2. Step 2: Convert to fraction form
    381,352,433.40/572,028,650.10 = 105,003,113.40/x
  3. Step 3: Cross multiply
    381,352,433.40x = 572,028,650.10 × 105,003,113.40
  4. Step 4: Simplify right side
    381,352,433.40x = 60,064,789,214,499,224
  5. Step 5: Solve for x
    x = 60,064,789,214,499,224/381,352,433.40
  6. Step 6: Final answer
    x = 157,504,670.10

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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.