Home / 154,692,982.59-232,036,103.14-72,766,450.32

Finding the Fourth Proportional to 154,692,982.59, 232,036,103.14 and 72,766,450.32

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Solution

The fourth proportional to 154,692,982.59, 232,036,103.14 and 72,766,450.32 is: 109,148,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,692,982.59 : 232,036,103.14 = 72,766,450.32 : x
  2. Step 2: Convert to fraction form
    154,692,982.59/232,036,103.14 = 72,766,450.32/x
  3. Step 3: Cross multiply
    154,692,982.59x = 232,036,103.14 × 72,766,450.32
  4. Step 4: Simplify right side
    154,692,982.59x = 16,884,443,571,583,204
  5. Step 5: Solve for x
    x = 16,884,443,571,583,204/154,692,982.59
  6. Step 6: Final answer
    x = 109,148,089.91

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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.