Home / 1,820,183,998.70-2,730,275,998.05-1,769,165,662.70

Finding the Fourth Proportional to 1,820,183,998.70, 2,730,275,998.05 and 1,769,165,662.70

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Solution

The fourth proportional to 1,820,183,998.70, 2,730,275,998.05 and 1,769,165,662.70 is: 2,653,748,494.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,183,998.70 : 2,730,275,998.05 = 1,769,165,662.70 : x
  2. Step 2: Convert to fraction form
    1,820,183,998.70/2,730,275,998.05 = 1,769,165,662.70/x
  3. Step 3: Cross multiply
    1,820,183,998.70x = 2,730,275,998.05 × 1,769,165,662.70
  4. Step 4: Simplify right side
    1,820,183,998.70x = 4,830,310,545,444,032,512
  5. Step 5: Solve for x
    x = 4,830,310,545,444,032,512/1,820,183,998.70
  6. Step 6: Final answer
    x = 2,653,748,494.05

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Double scale
Find fourth proportional to 1,820,183,999.70, 2,730,275,999.55 and 1,769,165,663.70
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.