Home / 1,335,568,519.80-2,003,352,779.70-986,890,079.70

Finding the Fourth Proportional to 1,335,568,519.80, 2,003,352,779.70 and 986,890,079.70

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Solution

The fourth proportional to 1,335,568,519.80, 2,003,352,779.70 and 986,890,079.70 is: 1,480,335,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,568,519.80 : 2,003,352,779.70 = 986,890,079.70 : x
  2. Step 2: Convert to fraction form
    1,335,568,519.80/2,003,352,779.70 = 986,890,079.70/x
  3. Step 3: Cross multiply
    1,335,568,519.80x = 2,003,352,779.70 × 986,890,079.70
  4. Step 4: Simplify right side
    1,335,568,519.80x = 1,977,088,984,425,349,632
  5. Step 5: Solve for x
    x = 1,977,088,984,425,349,632/1,335,568,519.80
  6. Step 6: Final answer
    x = 1,480,335,119.55

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Double scale
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Similar ratio
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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.