Home / 835,174,022.78-1,152,388,182.92-482,620,787.30

Finding the Fourth Proportional to 835,174,022.78, 1,152,388,182.92 and 482,620,787.30

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Solution

The fourth proportional to 835,174,022.78, 1,152,388,182.92 and 482,620,787.30 is: 665,928,868.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,174,022.78 : 1,152,388,182.92 = 482,620,787.30 : x
  2. Step 2: Convert to fraction form
    835,174,022.78/1,152,388,182.92 = 482,620,787.30/x
  3. Step 3: Cross multiply
    835,174,022.78x = 1,152,388,182.92 × 482,620,787.30
  4. Step 4: Simplify right side
    835,174,022.78x = 556,166,492,116,066,880
  5. Step 5: Solve for x
    x = 556,166,492,116,066,880/835,174,022.78
  6. Step 6: Final answer
    x = 665,928,868.65

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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.