Home / 70,300,103.74-105,450,505.93-28,823,635.19

Finding the Fourth Proportional to 70,300,103.74, 105,450,505.93 and 28,823,635.19

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Solution

The fourth proportional to 70,300,103.74, 105,450,505.93 and 28,823,635.19 is: 43,235,596.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,300,103.74 : 105,450,505.93 = 28,823,635.19 : x
  2. Step 2: Convert to fraction form
    70,300,103.74/105,450,505.93 = 28,823,635.19/x
  3. Step 3: Cross multiply
    70,300,103.74x = 105,450,505.93 × 28,823,635.19
  4. Step 4: Simplify right side
    70,300,103.74x = 3,039,466,912,927,940
  5. Step 5: Solve for x
    x = 3,039,466,912,927,940/70,300,103.74
  6. Step 6: Final answer
    x = 43,235,596.41

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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.