Home / 129,058,694.60-193,588,041.90-118,855,027.40

Finding the Fourth Proportional to 129,058,694.60, 193,588,041.90 and 118,855,027.40

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Solution

The fourth proportional to 129,058,694.60, 193,588,041.90 and 118,855,027.40 is: 178,282,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,058,694.60 : 193,588,041.90 = 118,855,027.40 : x
  2. Step 2: Convert to fraction form
    129,058,694.60/193,588,041.90 = 118,855,027.40/x
  3. Step 3: Cross multiply
    129,058,694.60x = 193,588,041.90 × 118,855,027.40
  4. Step 4: Simplify right side
    129,058,694.60x = 23,008,912,024,336,848
  5. Step 5: Solve for x
    x = 23,008,912,024,336,848/129,058,694.60
  6. Step 6: Final answer
    x = 178,282,541.10

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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.