Home / 1,045,790,641.29-1,568,319,333.24-308,663,865.93

Finding the Fourth Proportional to 1,045,790,641.29, 1,568,319,333.24 and 308,663,865.93

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Solution

The fourth proportional to 1,045,790,641.29, 1,568,319,333.24 and 308,663,865.93 is: 462,887,588.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,790,641.29 : 1,568,319,333.24 = 308,663,865.93 : x
  2. Step 2: Convert to fraction form
    1,045,790,641.29/1,568,319,333.24 = 308,663,865.93/x
  3. Step 3: Cross multiply
    1,045,790,641.29x = 1,568,319,333.24 × 308,663,865.93
  4. Step 4: Simplify right side
    1,045,790,641.29x = 484,083,508,410,618,368
  5. Step 5: Solve for x
    x = 484,083,508,410,618,368/1,045,790,641.29
  6. Step 6: Final answer
    x = 462,887,588.87

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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.