Home / 300,413,388,350.56-450,689,782,840.44-98,947,893,678.52

Finding the Fourth Proportional to 300,413,388,350.56, 450,689,782,840.44 and 98,947,893,678.52

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Solution

The fourth proportional to 300,413,388,350.56, 450,689,782,840.44 and 98,947,893,678.52 is: 148,444,797,881.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,413,388,350.56 : 450,689,782,840.44 = 98,947,893,678.52 : x
  2. Step 2: Convert to fraction form
    300,413,388,350.56/450,689,782,840.44 = 98,947,893,678.52/x
  3. Step 3: Cross multiply
    300,413,388,350.56x = 450,689,782,840.44 × 98,947,893,678.52
  4. Step 4: Simplify right side
    300,413,388,350.56x = 44,594,804,714,491,130,937,344
  5. Step 5: Solve for x
    x = 44,594,804,714,491,130,937,344/300,413,388,350.56
  6. Step 6: Final answer
    x = 148,444,797,881.15

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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.