Home / 212,050,123.20-317,627,287.20-176,218,315.20

Finding the Fourth Proportional to 212,050,123.20, 317,627,287.20 and 176,218,315.20

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Solution

The fourth proportional to 212,050,123.20, 317,627,287.20 and 176,218,315.20 is: 263,955,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,050,123.20 : 317,627,287.20 = 176,218,315.20 : x
  2. Step 2: Convert to fraction form
    212,050,123.20/317,627,287.20 = 176,218,315.20/x
  3. Step 3: Cross multiply
    212,050,123.20x = 317,627,287.20 × 176,218,315.20
  4. Step 4: Simplify right side
    212,050,123.20x = 55,971,745,411,930,520
  5. Step 5: Solve for x
    x = 55,971,745,411,930,520/212,050,123.20
  6. Step 6: Final answer
    x = 263,955,260.05

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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.