Home / 2,147,714,029.97-2,963,503,870.97-1,207,735,142.35

Finding the Fourth Proportional to 2,147,714,029.97, 2,963,503,870.97 and 1,207,735,142.35

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Solution

The fourth proportional to 2,147,714,029.97, 2,963,503,870.97 and 1,207,735,142.35 is: 1,666,482,464.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,714,029.97 : 2,963,503,870.97 = 1,207,735,142.35 : x
  2. Step 2: Convert to fraction form
    2,147,714,029.97/2,963,503,870.97 = 1,207,735,142.35/x
  3. Step 3: Cross multiply
    2,147,714,029.97x = 2,963,503,870.97 × 1,207,735,142.35
  4. Step 4: Simplify right side
    2,147,714,029.97x = 3,579,127,769,456,173,056
  5. Step 5: Solve for x
    x = 3,579,127,769,456,173,056/2,147,714,029.97
  6. Step 6: Final answer
    x = 1,666,482,464.38

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Double scale
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1.5x scale

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.