Home / 804,544,338.60-1,206,816,507.90-695,492,645.40

Finding the Fourth Proportional to 804,544,338.60, 1,206,816,507.90 and 695,492,645.40

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Solution

The fourth proportional to 804,544,338.60, 1,206,816,507.90 and 695,492,645.40 is: 1,043,238,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,544,338.60 : 1,206,816,507.90 = 695,492,645.40 : x
  2. Step 2: Convert to fraction form
    804,544,338.60/1,206,816,507.90 = 695,492,645.40/x
  3. Step 3: Cross multiply
    804,544,338.60x = 1,206,816,507.90 × 695,492,645.40
  4. Step 4: Simplify right side
    804,544,338.60x = 839,332,005,591,761,024
  5. Step 5: Solve for x
    x = 839,332,005,591,761,024/804,544,338.60
  6. Step 6: Final answer
    x = 1,043,238,968.10

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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.