Home / 77,735,523.39-107,275,063.01-42,453,811.50

Finding the Fourth Proportional to 77,735,523.39, 107,275,063.01 and 42,453,811.50

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Solution

The fourth proportional to 77,735,523.39, 107,275,063.01 and 42,453,811.50 is: 58,586,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,735,523.39 : 107,275,063.01 = 42,453,811.50 : x
  2. Step 2: Convert to fraction form
    77,735,523.39/107,275,063.01 = 42,453,811.50/x
  3. Step 3: Cross multiply
    77,735,523.39x = 107,275,063.01 × 42,453,811.50
  4. Step 4: Simplify right side
    77,735,523.39x = 4,554,235,303,464,893
  5. Step 5: Solve for x
    x = 4,554,235,303,464,893/77,735,523.39
  6. Step 6: Final answer
    x = 58,586,282.11

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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.