Home / 2,153,019,915.25-2,971,168,674.96-1,162,945,332.25

Finding the Fourth Proportional to 2,153,019,915.25, 2,971,168,674.96 and 1,162,945,332.25

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Solution

The fourth proportional to 2,153,019,915.25, 2,971,168,674.96 and 1,162,945,332.25 is: 1,604,865,202.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,019,915.25 : 2,971,168,674.96 = 1,162,945,332.25 : x
  2. Step 2: Convert to fraction form
    2,153,019,915.25/2,971,168,674.96 = 1,162,945,332.25/x
  3. Step 3: Cross multiply
    2,153,019,915.25x = 2,971,168,674.96 × 1,162,945,332.25
  4. Step 4: Simplify right side
    2,153,019,915.25x = 3,455,306,741,872,149,504
  5. Step 5: Solve for x
    x = 3,455,306,741,872,149,504/2,153,019,915.25
  6. Step 6: Final answer
    x = 1,604,865,202.31

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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.