Home / 204,074,802,209.40-306,112,203,314.10-86,298,973,553.40

Finding the Fourth Proportional to 204,074,802,209.40, 306,112,203,314.10 and 86,298,973,553.40

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Solution

The fourth proportional to 204,074,802,209.40, 306,112,203,314.10 and 86,298,973,553.40 is: 129,448,460,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,074,802,209.40 : 306,112,203,314.10 = 86,298,973,553.40 : x
  2. Step 2: Convert to fraction form
    204,074,802,209.40/306,112,203,314.10 = 86,298,973,553.40/x
  3. Step 3: Cross multiply
    204,074,802,209.40x = 306,112,203,314.10 × 86,298,973,553.40
  4. Step 4: Simplify right side
    204,074,802,209.40x = 26,417,168,938,176,513,835,008
  5. Step 5: Solve for x
    x = 26,417,168,938,176,513,835,008/204,074,802,209.40
  6. Step 6: Final answer
    x = 129,448,460,330.10

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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.