Home / 839,846,082.80-1,259,769,124.20-532,224,412.40

Finding the Fourth Proportional to 839,846,082.80, 1,259,769,124.20 and 532,224,412.40

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Solution

The fourth proportional to 839,846,082.80, 1,259,769,124.20 and 532,224,412.40 is: 798,336,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,846,082.80 : 1,259,769,124.20 = 532,224,412.40 : x
  2. Step 2: Convert to fraction form
    839,846,082.80/1,259,769,124.20 = 532,224,412.40/x
  3. Step 3: Cross multiply
    839,846,082.80x = 1,259,769,124.20 × 532,224,412.40
  4. Step 4: Simplify right side
    839,846,082.80x = 670,479,881,887,007,616
  5. Step 5: Solve for x
    x = 670,479,881,887,007,616/839,846,082.80
  6. Step 6: Final answer
    x = 798,336,618.60

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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.