Home / 103,686,559.05-155,529,838.58-92,601,093.45

Finding the Fourth Proportional to 103,686,559.05, 155,529,838.58 and 92,601,093.45

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Solution

The fourth proportional to 103,686,559.05, 155,529,838.58 and 92,601,093.45 is: 138,901,640.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,686,559.05 : 155,529,838.58 = 92,601,093.45 : x
  2. Step 2: Convert to fraction form
    103,686,559.05/155,529,838.58 = 92,601,093.45/x
  3. Step 3: Cross multiply
    103,686,559.05x = 155,529,838.58 × 92,601,093.45
  4. Step 4: Simplify right side
    103,686,559.05x = 14,402,233,116,146,990
  5. Step 5: Solve for x
    x = 14,402,233,116,146,990/103,686,559.05
  6. Step 6: Final answer
    x = 138,901,640.18

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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.