Home / 91,882,597.80-137,823,896.70-40,769,783.40

Finding the Fourth Proportional to 91,882,597.80, 137,823,896.70 and 40,769,783.40

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Solution

The fourth proportional to 91,882,597.80, 137,823,896.70 and 40,769,783.40 is: 61,154,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,882,597.80 : 137,823,896.70 = 40,769,783.40 : x
  2. Step 2: Convert to fraction form
    91,882,597.80/137,823,896.70 = 40,769,783.40/x
  3. Step 3: Cross multiply
    91,882,597.80x = 137,823,896.70 × 40,769,783.40
  4. Step 4: Simplify right side
    91,882,597.80x = 5,619,050,415,802,974
  5. Step 5: Solve for x
    x = 5,619,050,415,802,974/91,882,597.80
  6. Step 6: Final answer
    x = 61,154,675.10

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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.