Home / 874,569,848.46-1,311,857,263.12-252,835,693.94

Finding the Fourth Proportional to 874,569,848.46, 1,311,857,263.12 and 252,835,693.94

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Solution

The fourth proportional to 874,569,848.46, 1,311,857,263.12 and 252,835,693.94 is: 379,254,260.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,569,848.46 : 1,311,857,263.12 = 252,835,693.94 : x
  2. Step 2: Convert to fraction form
    874,569,848.46/1,311,857,263.12 = 252,835,693.94/x
  3. Step 3: Cross multiply
    874,569,848.46x = 1,311,857,263.12 × 252,835,693.94
  4. Step 4: Simplify right side
    874,569,848.46x = 331,684,341,471,174,336
  5. Step 5: Solve for x
    x = 331,684,341,471,174,336/874,569,848.46
  6. Step 6: Final answer
    x = 379,254,260.89

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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.