Home / 852,519,473.72-1,176,464,455.44-476,181,416.60

Finding the Fourth Proportional to 852,519,473.72, 1,176,464,455.44 and 476,181,416.60

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Solution

The fourth proportional to 852,519,473.72, 1,176,464,455.44 and 476,181,416.60 is: 657,123,418.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,519,473.72 : 1,176,464,455.44 = 476,181,416.60 : x
  2. Step 2: Convert to fraction form
    852,519,473.72/1,176,464,455.44 = 476,181,416.60/x
  3. Step 3: Cross multiply
    852,519,473.72x = 1,176,464,455.44 × 476,181,416.60
  4. Step 4: Simplify right side
    852,519,473.72x = 560,210,510,970,966,848
  5. Step 5: Solve for x
    x = 560,210,510,970,966,848/852,519,473.72
  6. Step 6: Final answer
    x = 657,123,418.57

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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.