Home / 2,021,838,457.20-3,033,051,618.60-857,304,697.20

Finding the Fourth Proportional to 2,021,838,457.20, 3,033,051,618.60 and 857,304,697.20

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Solution

The fourth proportional to 2,021,838,457.20, 3,033,051,618.60 and 857,304,697.20 is: 1,286,081,679.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,838,457.20 : 3,033,051,618.60 = 857,304,697.20 : x
  2. Step 2: Convert to fraction form
    2,021,838,457.20/3,033,051,618.60 = 857,304,697.20/x
  3. Step 3: Cross multiply
    2,021,838,457.20x = 3,033,051,618.60 × 857,304,697.20
  4. Step 4: Simplify right side
    2,021,838,457.20x = 2,600,249,399,475,843,072
  5. Step 5: Solve for x
    x = 2,600,249,399,475,843,072/2,021,838,457.20
  6. Step 6: Final answer
    x = 1,286,081,679.88

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1.5x scale

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.