Home / 42,550,290,379.80-63,825,435,569.70-25,789,066,392.60

Finding the Fourth Proportional to 42,550,290,379.80, 63,825,435,569.70 and 25,789,066,392.60

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Solution

The fourth proportional to 42,550,290,379.80, 63,825,435,569.70 and 25,789,066,392.60 is: 38,683,599,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,550,290,379.80 : 63,825,435,569.70 = 25,789,066,392.60 : x
  2. Step 2: Convert to fraction form
    42,550,290,379.80/63,825,435,569.70 = 25,789,066,392.60/x
  3. Step 3: Cross multiply
    42,550,290,379.80x = 63,825,435,569.70 × 25,789,066,392.60
  4. Step 4: Simplify right side
    42,550,290,379.80x = 1,645,998,395,443,606,716,416
  5. Step 5: Solve for x
    x = 1,645,998,395,443,606,716,416/42,550,290,379.80
  6. Step 6: Final answer
    x = 38,683,599,588.90

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Similar ratio
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1.5x scale

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.