Home / 174,763,286.40-262,207,915.20-72,600,643.20

Finding the Fourth Proportional to 174,763,286.40, 262,207,915.20 and 72,600,643.20

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Solution

The fourth proportional to 174,763,286.40, 262,207,915.20 and 72,600,643.20 is: 108,927,130.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,763,286.40 : 262,207,915.20 = 72,600,643.20 : x
  2. Step 2: Convert to fraction form
    174,763,286.40/262,207,915.20 = 72,600,643.20/x
  3. Step 3: Cross multiply
    174,763,286.40x = 262,207,915.20 × 72,600,643.20
  4. Step 4: Simplify right side
    174,763,286.40x = 19,036,463,295,651,056
  5. Step 5: Solve for x
    x = 19,036,463,295,651,056/174,763,286.40
  6. Step 6: Final answer
    x = 108,927,130.45

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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.