Home / 1,402,947,399.75-1,961,403,037.13

Finding the Third Proportional to 1,402,947,399.75 and 1,961,403,037.13

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Solution

The third proportional to 1,402,947,399.75 and 1,961,403,037.13 is: 2,742,156,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,947,399.75 : 1,961,403,037.13 = 1,961,403,037.13 : x
  2. Step 2: Convert to fraction form
    1,402,947,399.75/1,961,403,037.13 = 1,961,403,037.13/x
  3. Step 3: Cross multiply
    1,402,947,399.75x = 1,961,403,037.13 × 1,961,403,037.13
  4. Step 4: Simplify right side
    1,402,947,399.75x = 3,847,101,874,043,173,888
  5. Step 5: Solve for x
    x = 3,847,101,874,043,173,888/1,402,947,399.75
  6. Step 6: Final answer
    x = 2,742,156,886.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.