Home / 102,539,584.20-153,880,235.10-73,810,277.40

Finding the Fourth Proportional to 102,539,584.20, 153,880,235.10 and 73,810,277.40

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Solution

The fourth proportional to 102,539,584.20, 153,880,235.10 and 73,810,277.40 is: 110,766,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,539,584.20 : 153,880,235.10 = 73,810,277.40 : x
  2. Step 2: Convert to fraction form
    102,539,584.20/153,880,235.10 = 73,810,277.40/x
  3. Step 3: Cross multiply
    102,539,584.20x = 153,880,235.10 × 73,810,277.40
  4. Step 4: Simplify right side
    102,539,584.20x = 11,357,942,839,108,218
  5. Step 5: Solve for x
    x = 11,357,942,839,108,218/102,539,584.20
  6. Step 6: Final answer
    x = 110,766,421.84

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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.