Home / 1,244,168,962.40-1,865,357,648.40-699,077,583.20

Finding the Fourth Proportional to 1,244,168,962.40, 1,865,357,648.40 and 699,077,583.20

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Solution

The fourth proportional to 1,244,168,962.40, 1,865,357,648.40 and 699,077,583.20 is: 1,048,113,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,168,962.40 : 1,865,357,648.40 = 699,077,583.20 : x
  2. Step 2: Convert to fraction form
    1,244,168,962.40/1,865,357,648.40 = 699,077,583.20/x
  3. Step 3: Cross multiply
    1,244,168,962.40x = 1,865,357,648.40 × 699,077,583.20
  4. Step 4: Simplify right side
    1,244,168,962.40x = 1,304,029,716,647,107,584
  5. Step 5: Solve for x
    x = 1,304,029,716,647,107,584/1,244,168,962.40
  6. Step 6: Final answer
    x = 1,048,113,042.57

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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.