Home / 1,970,166,832.20-2,953,301,064.30-933,205,091.40

Finding the Fourth Proportional to 1,970,166,832.20, 2,953,301,064.30 and 933,205,091.40

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Solution

The fourth proportional to 1,970,166,832.20, 2,953,301,064.30 and 933,205,091.40 is: 1,398,884,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,166,832.20 : 2,953,301,064.30 = 933,205,091.40 : x
  2. Step 2: Convert to fraction form
    1,970,166,832.20/2,953,301,064.30 = 933,205,091.40/x
  3. Step 3: Cross multiply
    1,970,166,832.20x = 2,953,301,064.30 × 933,205,091.40
  4. Step 4: Simplify right side
    1,970,166,832.20x = 2,756,035,589,641,798,656
  5. Step 5: Solve for x
    x = 2,756,035,589,641,798,656/1,970,166,832.20
  6. Step 6: Final answer
    x = 1,398,884,370.91

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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.