Home / 1,271,038,625.41-1,754,054,278.62-698,845,854.04

Finding the Fourth Proportional to 1,271,038,625.41, 1,754,054,278.62 and 698,845,854.04

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Solution

The fourth proportional to 1,271,038,625.41, 1,754,054,278.62 and 698,845,854.04 is: 964,418,811.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,038,625.41 : 1,754,054,278.62 = 698,845,854.04 : x
  2. Step 2: Convert to fraction form
    1,271,038,625.41/1,754,054,278.62 = 698,845,854.04/x
  3. Step 3: Cross multiply
    1,271,038,625.41x = 1,754,054,278.62 × 698,845,854.04
  4. Step 4: Simplify right side
    1,271,038,625.41x = 1,225,813,560,379,449,088
  5. Step 5: Solve for x
    x = 1,225,813,560,379,449,088/1,271,038,625.41
  6. Step 6: Final answer
    x = 964,418,811.42

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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.