Home / 876,258,195.40-1,314,387,293.10-870,211,577.80

Finding the Fourth Proportional to 876,258,195.40, 1,314,387,293.10 and 870,211,577.80

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Solution

The fourth proportional to 876,258,195.40, 1,314,387,293.10 and 870,211,577.80 is: 1,305,317,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,258,195.40 : 1,314,387,293.10 = 870,211,577.80 : x
  2. Step 2: Convert to fraction form
    876,258,195.40/1,314,387,293.10 = 870,211,577.80/x
  3. Step 3: Cross multiply
    876,258,195.40x = 1,314,387,293.10 × 870,211,577.80
  4. Step 4: Simplify right side
    876,258,195.40x = 1,143,795,040,168,821,888
  5. Step 5: Solve for x
    x = 1,143,795,040,168,821,888/876,258,195.40
  6. Step 6: Final answer
    x = 1,305,317,366.70

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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.