Home / 360,019,741.99-496,824,598.87-203,384,002.63

Finding the Fourth Proportional to 360,019,741.99, 496,824,598.87 and 203,384,002.63

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Solution

The fourth proportional to 360,019,741.99, 496,824,598.87 and 203,384,002.63 is: 280,668,429.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,019,741.99 : 496,824,598.87 = 203,384,002.63 : x
  2. Step 2: Convert to fraction form
    360,019,741.99/496,824,598.87 = 203,384,002.63/x
  3. Step 3: Cross multiply
    360,019,741.99x = 496,824,598.87 × 203,384,002.63
  4. Step 4: Simplify right side
    360,019,741.99x = 101,046,175,523,224,768
  5. Step 5: Solve for x
    x = 101,046,175,523,224,768/360,019,741.99
  6. Step 6: Final answer
    x = 280,668,429.36

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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.