Home / 70,734,947.40-105,889,844.70-41,966,274.60

Finding the Fourth Proportional to 70,734,947.40, 105,889,844.70 and 41,966,274.60

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Solution

The fourth proportional to 70,734,947.40, 105,889,844.70 and 41,966,274.60 is: 62,823,292.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,734,947.40 : 105,889,844.70 = 41,966,274.60 : x
  2. Step 2: Convert to fraction form
    70,734,947.40/105,889,844.70 = 41,966,274.60/x
  3. Step 3: Cross multiply
    70,734,947.40x = 105,889,844.70 × 41,966,274.60
  4. Step 4: Simplify right side
    70,734,947.40x = 4,443,802,300,031,555
  5. Step 5: Solve for x
    x = 4,443,802,300,031,555/70,734,947.40
  6. Step 6: Final answer
    x = 62,823,292.64

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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.