Home / 30,330,770.33-42,538,661.18-30,330,770.33

Finding the Fourth Proportional to 30,330,770.33, 42,538,661.18 and 30,330,770.33

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Solution

The fourth proportional to 30,330,770.33, 42,538,661.18 and 30,330,770.33 is: 42,538,661.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330,770.33 : 42,538,661.18 = 30,330,770.33 : x
  2. Step 2: Convert to fraction form
    30,330,770.33/42,538,661.18 = 30,330,770.33/x
  3. Step 3: Cross multiply
    30,330,770.33x = 42,538,661.18 × 30,330,770.33
  4. Step 4: Simplify right side
    30,330,770.33x = 1,290,230,362,031,919.50
  5. Step 5: Solve for x
    x = 1,290,230,362,031,919.50/30,330,770.33
  6. Step 6: Final answer
    x = 42,538,661.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.