Home / 1,510,563,749.64-2,069,479,720.11-1,453,948,161.33

Finding the Fourth Proportional to 1,510,563,749.64, 2,069,479,720.11 and 1,453,948,161.33

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Solution

The fourth proportional to 1,510,563,749.64, 2,069,479,720.11 and 1,453,948,161.33 is: 1,991,916,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,563,749.64 : 2,069,479,720.11 = 1,453,948,161.33 : x
  2. Step 2: Convert to fraction form
    1,510,563,749.64/2,069,479,720.11 = 1,453,948,161.33/x
  3. Step 3: Cross multiply
    1,510,563,749.64x = 2,069,479,720.11 × 1,453,948,161.33
  4. Step 4: Simplify right side
    1,510,563,749.64x = 3,008,916,233,963,657,216
  5. Step 5: Solve for x
    x = 3,008,916,233,963,657,216/1,510,563,749.64
  6. Step 6: Final answer
    x = 1,991,916,087.41

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.