Home / 1,560,096,459.84-2,153,069,317.41-855,384,643.95

Finding the Fourth Proportional to 1,560,096,459.84, 2,153,069,317.41 and 855,384,643.95

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Solution

The fourth proportional to 1,560,096,459.84, 2,153,069,317.41 and 855,384,643.95 is: 1,180,505,487.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,096,459.84 : 2,153,069,317.41 = 855,384,643.95 : x
  2. Step 2: Convert to fraction form
    1,560,096,459.84/2,153,069,317.41 = 855,384,643.95/x
  3. Step 3: Cross multiply
    1,560,096,459.84x = 2,153,069,317.41 × 855,384,643.95
  4. Step 4: Simplify right side
    1,560,096,459.84x = 1,841,702,431,472,422,400
  5. Step 5: Solve for x
    x = 1,841,702,431,472,422,400/1,560,096,459.84
  6. Step 6: Final answer
    x = 1,180,505,487.24

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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.