Home / 102,431,902.37-141,359,704.67-58,385,547.41

Finding the Fourth Proportional to 102,431,902.37, 141,359,704.67 and 58,385,547.41

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Solution

The fourth proportional to 102,431,902.37, 141,359,704.67 and 58,385,547.41 is: 80,574,152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,431,902.37 : 141,359,704.67 = 58,385,547.41 : x
  2. Step 2: Convert to fraction form
    102,431,902.37/141,359,704.67 = 58,385,547.41/x
  3. Step 3: Cross multiply
    102,431,902.37x = 141,359,704.67 × 58,385,547.41
  4. Step 4: Simplify right side
    102,431,902.37x = 8,253,363,738,313,050
  5. Step 5: Solve for x
    x = 8,253,363,738,313,050/102,431,902.37
  6. Step 6: Final answer
    x = 80,574,152.66

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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.