Home / 111,467,925.36-153,826,093.37-61,908,290.08

Finding the Fourth Proportional to 111,467,925.36, 153,826,093.37 and 61,908,290.08

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Solution

The fourth proportional to 111,467,925.36, 153,826,093.37 and 61,908,290.08 is: 85,433,638.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,467,925.36 : 153,826,093.37 = 61,908,290.08 : x
  2. Step 2: Convert to fraction form
    111,467,925.36/153,826,093.37 = 61,908,290.08/x
  3. Step 3: Cross multiply
    111,467,925.36x = 153,826,093.37 × 61,908,290.08
  4. Step 4: Simplify right side
    111,467,925.36x = 9,523,110,409,993,330
  5. Step 5: Solve for x
    x = 9,523,110,409,993,330/111,467,925.36
  6. Step 6: Final answer
    x = 85,433,638.23

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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.