Home / 1,070,084,015.80-1,605,126,023.70-906,825,340.60

Finding the Fourth Proportional to 1,070,084,015.80, 1,605,126,023.70 and 906,825,340.60

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Solution

The fourth proportional to 1,070,084,015.80, 1,605,126,023.70 and 906,825,340.60 is: 1,360,238,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,084,015.80 : 1,605,126,023.70 = 906,825,340.60 : x
  2. Step 2: Convert to fraction form
    1,070,084,015.80/1,605,126,023.70 = 906,825,340.60/x
  3. Step 3: Cross multiply
    1,070,084,015.80x = 1,605,126,023.70 × 906,825,340.60
  4. Step 4: Simplify right side
    1,070,084,015.80x = 1,455,568,953,147,676,160
  5. Step 5: Solve for x
    x = 1,455,568,953,147,676,160/1,070,084,015.80
  6. Step 6: Final answer
    x = 1,360,238,010.90

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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.