Home / 2,021,838,458.20-3,033,051,620.10-857,304,698.20

Finding the Fourth Proportional to 2,021,838,458.20, 3,033,051,620.10 and 857,304,698.20

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Solution

The fourth proportional to 2,021,838,458.20, 3,033,051,620.10 and 857,304,698.20 is: 1,286,081,681.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,838,458.20 : 3,033,051,620.10 = 857,304,698.20 : x
  2. Step 2: Convert to fraction form
    2,021,838,458.20/3,033,051,620.10 = 857,304,698.20/x
  3. Step 3: Cross multiply
    2,021,838,458.20x = 3,033,051,620.10 × 857,304,698.20
  4. Step 4: Simplify right side
    2,021,838,458.20x = 2,600,249,403,794,851,840
  5. Step 5: Solve for x
    x = 2,600,249,403,794,851,840/2,021,838,458.20
  6. Step 6: Final answer
    x = 1,286,081,681.38

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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.