Home / 88,705,870.70-133,058,806.05-75,716,840.30

Finding the Fourth Proportional to 88,705,870.70, 133,058,806.05 and 75,716,840.30

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Solution

The fourth proportional to 88,705,870.70, 133,058,806.05 and 75,716,840.30 is: 113,575,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,705,870.70 : 133,058,806.05 = 75,716,840.30 : x
  2. Step 2: Convert to fraction form
    88,705,870.70/133,058,806.05 = 75,716,840.30/x
  3. Step 3: Cross multiply
    88,705,870.70x = 133,058,806.05 × 75,716,840.30
  4. Step 4: Simplify right side
    88,705,870.70x = 10,074,792,368,196,524
  5. Step 5: Solve for x
    x = 10,074,792,368,196,524/88,705,870.70
  6. Step 6: Final answer
    x = 113,575,260.45

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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.