Home / 69,909,926.48-104,912,444.28-42,901,148.24

Finding the Fourth Proportional to 69,909,926.48, 104,912,444.28 and 42,901,148.24

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Solution

The fourth proportional to 69,909,926.48, 104,912,444.28 and 42,901,148.24 is: 64,380,904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,909,926.48 : 104,912,444.28 = 42,901,148.24 : x
  2. Step 2: Convert to fraction form
    69,909,926.48/104,912,444.28 = 42,901,148.24/x
  3. Step 3: Cross multiply
    69,909,926.48x = 104,912,444.28 × 42,901,148.24
  4. Step 4: Simplify right side
    69,909,926.48x = 4,500,864,324,277,020.50
  5. Step 5: Solve for x
    x = 4,500,864,324,277,020.50/69,909,926.48
  6. Step 6: Final answer
    x = 64,380,904.84

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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.