Home / 69,263,500.32-103,688,119.69-41,886,940.50

Finding the Fourth Proportional to 69,263,500.32, 103,688,119.69 and 41,886,940.50

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Solution

The fourth proportional to 69,263,500.32, 103,688,119.69 and 41,886,940.50 is: 62,705,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,263,500.32 : 103,688,119.69 = 41,886,940.50 : x
  2. Step 2: Convert to fraction form
    69,263,500.32/103,688,119.69 = 41,886,940.50/x
  3. Step 3: Cross multiply
    69,263,500.32x = 103,688,119.69 × 41,886,940.50
  4. Step 4: Simplify right side
    69,263,500.32x = 4,343,178,100,011,908.50
  5. Step 5: Solve for x
    x = 4,343,178,100,011,908.50/69,263,500.32
  6. Step 6: Final answer
    x = 62,705,148.89

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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.