Home / 204,074,802,206.40-306,112,203,309.60-86,298,973,550.40

Finding the Fourth Proportional to 204,074,802,206.40, 306,112,203,309.60 and 86,298,973,550.40

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Solution

The fourth proportional to 204,074,802,206.40, 306,112,203,309.60 and 86,298,973,550.40 is: 129,448,460,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,074,802,206.40 : 306,112,203,309.60 = 86,298,973,550.40 : x
  2. Step 2: Convert to fraction form
    204,074,802,206.40/306,112,203,309.60 = 86,298,973,550.40/x
  3. Step 3: Cross multiply
    204,074,802,206.40x = 306,112,203,309.60 × 86,298,973,550.40
  4. Step 4: Simplify right side
    204,074,802,206.40x = 26,417,168,936,869,832,949,760
  5. Step 5: Solve for x
    x = 26,417,168,936,869,832,949,760/204,074,802,206.40
  6. Step 6: Final answer
    x = 129,448,460,325.60

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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.