Home / 3,155,911,961.78-4,355,163,609.09-1,746,275,338.10

Finding the Fourth Proportional to 3,155,911,961.78, 4,355,163,609.09 and 1,746,275,338.10

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Solution

The fourth proportional to 3,155,911,961.78, 4,355,163,609.09 and 1,746,275,338.10 is: 2,409,862,789.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,911,961.78 : 4,355,163,609.09 = 1,746,275,338.10 : x
  2. Step 2: Convert to fraction form
    3,155,911,961.78/4,355,163,609.09 = 1,746,275,338.10/x
  3. Step 3: Cross multiply
    3,155,911,961.78x = 4,355,163,609.09 × 1,746,275,338.10
  4. Step 4: Simplify right side
    3,155,911,961.78x = 7,605,314,803,944,456,192
  5. Step 5: Solve for x
    x = 7,605,314,803,944,456,192/3,155,911,961.78
  6. Step 6: Final answer
    x = 2,409,862,789.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.