Home / 1,681,794,681.18-2,304,020,199.50-1,618,916,286.30

Finding the Fourth Proportional to 1,681,794,681.18, 2,304,020,199.50 and 1,618,916,286.30

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Solution

The fourth proportional to 1,681,794,681.18, 2,304,020,199.50 and 1,618,916,286.30 is: 2,217,878,238.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,794,681.18 : 2,304,020,199.50 = 1,618,916,286.30 : x
  2. Step 2: Convert to fraction form
    1,681,794,681.18/2,304,020,199.50 = 1,618,916,286.30/x
  3. Step 3: Cross multiply
    1,681,794,681.18x = 2,304,020,199.50 × 1,618,916,286.30
  4. Step 4: Simplify right side
    1,681,794,681.18x = 3,730,015,824,926,630,400
  5. Step 5: Solve for x
    x = 3,730,015,824,926,630,400/1,681,794,681.18
  6. Step 6: Final answer
    x = 2,217,878,238.45

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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.