Home / 839,732,042.10-1,258,674,274.35-294,192,765.30

Finding the Fourth Proportional to 839,732,042.10, 1,258,674,274.35 and 294,192,765.30

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Solution

The fourth proportional to 839,732,042.10, 1,258,674,274.35 and 294,192,765.30 is: 440,965,506.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,732,042.10 : 1,258,674,274.35 = 294,192,765.30 : x
  2. Step 2: Convert to fraction form
    839,732,042.10/1,258,674,274.35 = 294,192,765.30/x
  3. Step 3: Cross multiply
    839,732,042.10x = 1,258,674,274.35 × 294,192,765.30
  4. Step 4: Simplify right side
    839,732,042.10x = 370,292,865,382,997,376
  5. Step 5: Solve for x
    x = 370,292,865,382,997,376/839,732,042.10
  6. Step 6: Final answer
    x = 440,965,506.64

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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.