Home / 1,618,191,982.80-2,423,182,246.20-890,358,382.80

Finding the Fourth Proportional to 1,618,191,982.80, 2,423,182,246.20 and 890,358,382.80

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Solution

The fourth proportional to 1,618,191,982.80, 2,423,182,246.20 and 890,358,382.80 is: 1,333,278,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,191,982.80 : 2,423,182,246.20 = 890,358,382.80 : x
  2. Step 2: Convert to fraction form
    1,618,191,982.80/2,423,182,246.20 = 890,358,382.80/x
  3. Step 3: Cross multiply
    1,618,191,982.80x = 2,423,182,246.20 × 890,358,382.80
  4. Step 4: Simplify right side
    1,618,191,982.80x = 2,157,500,625,956,303,104
  5. Step 5: Solve for x
    x = 2,157,500,625,956,303,104/1,618,191,982.80
  6. Step 6: Final answer
    x = 1,333,278,528.68

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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.