Home / 109,936,124.80-164,904,187.20-64,474,518.40

Finding the Fourth Proportional to 109,936,124.80, 164,904,187.20 and 64,474,518.40

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Solution

The fourth proportional to 109,936,124.80, 164,904,187.20 and 64,474,518.40 is: 96,711,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,936,124.80 : 164,904,187.20 = 64,474,518.40 : x
  2. Step 2: Convert to fraction form
    109,936,124.80/164,904,187.20 = 64,474,518.40/x
  3. Step 3: Cross multiply
    109,936,124.80x = 164,904,187.20 × 64,474,518.40
  4. Step 4: Simplify right side
    109,936,124.80x = 10,632,118,051,863,444
  5. Step 5: Solve for x
    x = 10,632,118,051,863,444/109,936,124.80
  6. Step 6: Final answer
    x = 96,711,777.60

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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.