Home / 1,996,189,854.60-2,994,001,346.70-686,152,360.20

Finding the Fourth Proportional to 1,996,189,854.60, 2,994,001,346.70 and 686,152,360.20

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Solution

The fourth proportional to 1,996,189,854.60, 2,994,001,346.70 and 686,152,360.20 is: 1,029,131,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,189,854.60 : 2,994,001,346.70 = 686,152,360.20 : x
  2. Step 2: Convert to fraction form
    1,996,189,854.60/2,994,001,346.70 = 686,152,360.20/x
  3. Step 3: Cross multiply
    1,996,189,854.60x = 2,994,001,346.70 × 686,152,360.20
  4. Step 4: Simplify right side
    1,996,189,854.60x = 2,054,341,090,480,183,552
  5. Step 5: Solve for x
    x = 2,054,341,090,480,183,552/1,996,189,854.60
  6. Step 6: Final answer
    x = 1,029,131,114.83

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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.