Home / 1,970,166,828.70-2,953,301,059.05-933,205,087.90

Finding the Fourth Proportional to 1,970,166,828.70, 2,953,301,059.05 and 933,205,087.90

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Solution

The fourth proportional to 1,970,166,828.70, 2,953,301,059.05 and 933,205,087.90 is: 1,398,884,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,166,828.70 : 2,953,301,059.05 = 933,205,087.90 : x
  2. Step 2: Convert to fraction form
    1,970,166,828.70/2,953,301,059.05 = 933,205,087.90/x
  3. Step 3: Cross multiply
    1,970,166,828.70x = 2,953,301,059.05 × 933,205,087.90
  4. Step 4: Simplify right side
    1,970,166,828.70x = 2,756,035,574,405,918,208
  5. Step 5: Solve for x
    x = 2,756,035,574,405,918,208/1,970,166,828.70
  6. Step 6: Final answer
    x = 1,398,884,365.66

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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.