Home / 1,035,879,429.10-1,553,819,143.65-269,974,533.10

Finding the Fourth Proportional to 1,035,879,429.10, 1,553,819,143.65 and 269,974,533.10

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Solution

The fourth proportional to 1,035,879,429.10, 1,553,819,143.65 and 269,974,533.10 is: 404,961,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,879,429.10 : 1,553,819,143.65 = 269,974,533.10 : x
  2. Step 2: Convert to fraction form
    1,035,879,429.10/1,553,819,143.65 = 269,974,533.10/x
  3. Step 3: Cross multiply
    1,035,879,429.10x = 1,553,819,143.65 × 269,974,533.10
  4. Step 4: Simplify right side
    1,035,879,429.10x = 419,491,597,828,750,656
  5. Step 5: Solve for x
    x = 419,491,597,828,750,656/1,035,879,429.10
  6. Step 6: Final answer
    x = 404,961,799.65

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.