Home / 1,409,313,851.75-2,113,173,949.55-463,656,036.70

Finding the Fourth Proportional to 1,409,313,851.75, 2,113,173,949.55 and 463,656,036.70

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Solution

The fourth proportional to 1,409,313,851.75, 2,113,173,949.55 and 463,656,036.70 is: 695,221,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,313,851.75 : 2,113,173,949.55 = 463,656,036.70 : x
  2. Step 2: Convert to fraction form
    1,409,313,851.75/2,113,173,949.55 = 463,656,036.70/x
  3. Step 3: Cross multiply
    1,409,313,851.75x = 2,113,173,949.55 × 463,656,036.70
  4. Step 4: Simplify right side
    1,409,313,851.75x = 979,785,858,310,256,640
  5. Step 5: Solve for x
    x = 979,785,858,310,256,640/1,409,313,851.75
  6. Step 6: Final answer
    x = 695,221,903.26

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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.