Home / 1,584,378,662.76-2,186,332,835.62-879,475,123.56

Finding the Fourth Proportional to 1,584,378,662.76, 2,186,332,835.62 and 879,475,123.56

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Solution

The fourth proportional to 1,584,378,662.76, 2,186,332,835.62 and 879,475,123.56 is: 1,213,614,766.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,378,662.76 : 2,186,332,835.62 = 879,475,123.56 : x
  2. Step 2: Convert to fraction form
    1,584,378,662.76/2,186,332,835.62 = 879,475,123.56/x
  3. Step 3: Cross multiply
    1,584,378,662.76x = 2,186,332,835.62 × 879,475,123.56
  4. Step 4: Simplify right side
    1,584,378,662.76x = 1,922,825,340,750,184,448
  5. Step 5: Solve for x
    x = 1,922,825,340,750,184,448/1,584,378,662.76
  6. Step 6: Final answer
    x = 1,213,614,766.44

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Double scale
Find fourth proportional to 1,584,378,663.76, 2,186,332,837 and 879,475,124.56
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1.5x scale

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.