Home / 65,258,289.83-90,054,642.71-35,889,633.02

Finding the Fourth Proportional to 65,258,289.83, 90,054,642.71 and 35,889,633.02

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Solution

The fourth proportional to 65,258,289.83, 90,054,642.71 and 35,889,633.02 is: 49,526,705.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,258,289.83 : 90,054,642.71 = 35,889,633.02 : x
  2. Step 2: Convert to fraction form
    65,258,289.83/90,054,642.71 = 35,889,633.02/x
  3. Step 3: Cross multiply
    65,258,289.83x = 90,054,642.71 × 35,889,633.02
  4. Step 4: Simplify right side
    65,258,289.83x = 3,232,028,078,923,979.50
  5. Step 5: Solve for x
    x = 3,232,028,078,923,979.50/65,258,289.83
  6. Step 6: Final answer
    x = 49,526,705.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.