Home / 173,823,958.40-260,767,430.40-87,344,729.60

Finding the Fourth Proportional to 173,823,958.40, 260,767,430.40 and 87,344,729.60

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Solution

The fourth proportional to 173,823,958.40, 260,767,430.40 and 87,344,729.60 is: 131,032,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,823,958.40 : 260,767,430.40 = 87,344,729.60 : x
  2. Step 2: Convert to fraction form
    173,823,958.40/260,767,430.40 = 87,344,729.60/x
  3. Step 3: Cross multiply
    173,823,958.40x = 260,767,430.40 × 87,344,729.60
  4. Step 4: Simplify right side
    173,823,958.40x = 22,776,660,696,774,820
  5. Step 5: Solve for x
    x = 22,776,660,696,774,820/173,823,958.40
  6. Step 6: Final answer
    x = 131,032,919.20

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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.