Home / 467,836,065.30-645,588,192.60-256,101,935.70

Finding the Fourth Proportional to 467,836,065.30, 645,588,192.60 and 256,101,935.70

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Solution

The fourth proportional to 467,836,065.30, 645,588,192.60 and 256,101,935.70 is: 353,406,669.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,836,065.30 : 645,588,192.60 = 256,101,935.70 : x
  2. Step 2: Convert to fraction form
    467,836,065.30/645,588,192.60 = 256,101,935.70/x
  3. Step 3: Cross multiply
    467,836,065.30x = 645,588,192.60 × 256,101,935.70
  4. Step 4: Simplify right side
    467,836,065.30x = 165,336,385,789,924,416
  5. Step 5: Solve for x
    x = 165,336,385,789,924,416/467,836,065.30
  6. Step 6: Final answer
    x = 353,406,669.67

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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.