Home / 3,887,666,751.56-5,831,758,712.82-1,366,290,038.12

Finding the Fourth Proportional to 3,887,666,751.56, 5,831,758,712.82 and 1,366,290,038.12

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Solution

The fourth proportional to 3,887,666,751.56, 5,831,758,712.82 and 1,366,290,038.12 is: 2,049,525,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,666,751.56 : 5,831,758,712.82 = 1,366,290,038.12 : x
  2. Step 2: Convert to fraction form
    3,887,666,751.56/5,831,758,712.82 = 1,366,290,038.12/x
  3. Step 3: Cross multiply
    3,887,666,751.56x = 5,831,758,712.82 × 1,366,290,038.12
  4. Step 4: Simplify right side
    3,887,666,751.56x = 7,967,873,834,045,478,912
  5. Step 5: Solve for x
    x = 7,967,873,834,045,478,912/3,887,666,751.56
  6. Step 6: Final answer
    x = 2,049,525,935.02

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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.