Home / 897,487,002.64-1,229,551,458.79-863,925,161.22

Finding the Fourth Proportional to 897,487,002.64, 1,229,551,458.79 and 863,925,161.22

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Solution

The fourth proportional to 897,487,002.64, 1,229,551,458.79 and 863,925,161.22 is: 1,183,571,950.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,487,002.64 : 1,229,551,458.79 = 863,925,161.22 : x
  2. Step 2: Convert to fraction form
    897,487,002.64/1,229,551,458.79 = 863,925,161.22/x
  3. Step 3: Cross multiply
    897,487,002.64x = 1,229,551,458.79 × 863,925,161.22
  4. Step 4: Simplify right side
    897,487,002.64x = 1,062,240,442,263,436,928
  5. Step 5: Solve for x
    x = 1,062,240,442,263,436,928/897,487,002.64
  6. Step 6: Final answer
    x = 1,183,571,950.50

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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.