Home / 342,194,709.60-513,418,035.60-112,171,298.40

Finding the Fourth Proportional to 342,194,709.60, 513,418,035.60 and 112,171,298.40

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Solution

The fourth proportional to 342,194,709.60, 513,418,035.60 and 112,171,298.40 is: 168,298,240.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,194,709.60 : 513,418,035.60 = 112,171,298.40 : x
  2. Step 2: Convert to fraction form
    342,194,709.60/513,418,035.60 = 112,171,298.40/x
  3. Step 3: Cross multiply
    342,194,709.60x = 513,418,035.60 × 112,171,298.40
  4. Step 4: Simplify right side
    342,194,709.60x = 57,590,767,675,229,432
  5. Step 5: Solve for x
    x = 57,590,767,675,229,432/342,194,709.60
  6. Step 6: Final answer
    x = 168,298,240.91

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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.