Home / 1,681,794,682.18-2,304,020,200.86-1,618,916,287.30

Finding the Fourth Proportional to 1,681,794,682.18, 2,304,020,200.86 and 1,618,916,287.30

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Solution

The fourth proportional to 1,681,794,682.18, 2,304,020,200.86 and 1,618,916,287.30 is: 2,217,878,239.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,794,682.18 : 2,304,020,200.86 = 1,618,916,287.30 : x
  2. Step 2: Convert to fraction form
    1,681,794,682.18/2,304,020,200.86 = 1,618,916,287.30/x
  3. Step 3: Cross multiply
    1,681,794,682.18x = 2,304,020,200.86 × 1,618,916,287.30
  4. Step 4: Simplify right side
    1,681,794,682.18x = 3,730,015,829,440,471,552
  5. Step 5: Solve for x
    x = 3,730,015,829,440,471,552/1,681,794,682.18
  6. Step 6: Final answer
    x = 2,217,878,239.81

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.