Home / 173,823,858.40-260,767,280.40-87,344,629.60

Finding the Fourth Proportional to 173,823,858.40, 260,767,280.40 and 87,344,629.60

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Solution

The fourth proportional to 173,823,858.40, 260,767,280.40 and 87,344,629.60 is: 131,032,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,823,858.40 : 260,767,280.40 = 87,344,629.60 : x
  2. Step 2: Convert to fraction form
    173,823,858.40/260,767,280.40 = 87,344,629.60/x
  3. Step 3: Cross multiply
    173,823,858.40x = 260,767,280.40 × 87,344,629.60
  4. Step 4: Simplify right side
    173,823,858.40x = 22,776,621,518,337,340
  5. Step 5: Solve for x
    x = 22,776,621,518,337,340/173,823,858.40
  6. Step 6: Final answer
    x = 131,032,769.20

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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.