Home / 1,970,166,827.70-2,953,301,057.55-933,205,086.90

Finding the Fourth Proportional to 1,970,166,827.70, 2,953,301,057.55 and 933,205,086.90

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Solution

The fourth proportional to 1,970,166,827.70, 2,953,301,057.55 and 933,205,086.90 is: 1,398,884,364.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,166,827.70 : 2,953,301,057.55 = 933,205,086.90 : x
  2. Step 2: Convert to fraction form
    1,970,166,827.70/2,953,301,057.55 = 933,205,086.90/x
  3. Step 3: Cross multiply
    1,970,166,827.70x = 2,953,301,057.55 × 933,205,086.90
  4. Step 4: Simplify right side
    1,970,166,827.70x = 2,756,035,570,052,809,728
  5. Step 5: Solve for x
    x = 2,756,035,570,052,809,728/1,970,166,827.70
  6. Step 6: Final answer
    x = 1,398,884,364.16

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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.