Home / 852,519,488.32-1,176,464,475.51-476,181,431.20

Finding the Fourth Proportional to 852,519,488.32, 1,176,464,475.51 and 476,181,431.20

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Solution

The fourth proportional to 852,519,488.32, 1,176,464,475.51 and 476,181,431.20 is: 657,123,438.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,519,488.32 : 1,176,464,475.51 = 476,181,431.20 : x
  2. Step 2: Convert to fraction form
    852,519,488.32/1,176,464,475.51 = 476,181,431.20/x
  3. Step 3: Cross multiply
    852,519,488.32x = 1,176,464,475.51 × 476,181,431.20
  4. Step 4: Simplify right side
    852,519,488.32x = 560,210,537,704,309,120
  5. Step 5: Solve for x
    x = 560,210,537,704,309,120/852,519,488.32
  6. Step 6: Final answer
    x = 657,123,438.68

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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.