Home / 360,388,945.55-497,373,813-219,270,184.41

Finding the Fourth Proportional to 360,388,945.55, 497,373,813 and 219,270,184.41

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Solution

The fourth proportional to 360,388,945.55, 497,373,813 and 219,270,184.41 is: 302,615,407.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,388,945.55 : 497,373,813 = 219,270,184.41 : x
  2. Step 2: Convert to fraction form
    360,388,945.55/497,373,813 = 219,270,184.41/x
  3. Step 3: Cross multiply
    360,388,945.55x = 497,373,813 × 219,270,184.41
  4. Step 4: Simplify right side
    360,388,945.55x = 109,059,247,697,214,848
  5. Step 5: Solve for x
    x = 109,059,247,697,214,848/360,388,945.55
  6. Step 6: Final answer
    x = 302,615,407.73

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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.