Home / 804,236,585.06-1,109,936,355.54-486,871,694.36

Finding the Fourth Proportional to 804,236,585.06, 1,109,936,355.54 and 486,871,694.36

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Solution

The fourth proportional to 804,236,585.06, 1,109,936,355.54 and 486,871,694.36 is: 671,937,342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,236,585.06 : 1,109,936,355.54 = 486,871,694.36 : x
  2. Step 2: Convert to fraction form
    804,236,585.06/1,109,936,355.54 = 486,871,694.36/x
  3. Step 3: Cross multiply
    804,236,585.06x = 1,109,936,355.54 × 486,871,694.36
  4. Step 4: Simplify right side
    804,236,585.06x = 540,396,594,053,523,200
  5. Step 5: Solve for x
    x = 540,396,594,053,523,200/804,236,585.06
  6. Step 6: Final answer
    x = 671,937,342.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.