Home / 361,548,024,363.03-498,936,355,063.08-198,967,670,268.35

Finding the Fourth Proportional to 361,548,024,363.03, 498,936,355,063.08 and 198,967,670,268.35

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Solution

The fourth proportional to 361,548,024,363.03, 498,936,355,063.08 and 198,967,670,268.35 is: 274,575,429,789.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,548,024,363.03 : 498,936,355,063.08 = 198,967,670,268.35 : x
  2. Step 2: Convert to fraction form
    361,548,024,363.03/498,936,355,063.08 = 198,967,670,268.35/x
  3. Step 3: Cross multiply
    361,548,024,363.03x = 498,936,355,063.08 × 198,967,670,268.35
  4. Step 4: Simplify right side
    361,548,024,363.03x = 99,272,204,179,083,303,583,744
  5. Step 5: Solve for x
    x = 99,272,204,179,083,303,583,744/361,548,024,363.03
  6. Step 6: Final answer
    x = 274,575,429,789.67

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Double scale
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1.5x scale

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.