Home / 677,291,155.04-1,016,037,684.48-240,555,147.68

Finding the Fourth Proportional to 677,291,155.04, 1,016,037,684.48 and 240,555,147.68

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Solution

The fourth proportional to 677,291,155.04, 1,016,037,684.48 and 240,555,147.68 is: 360,868,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,291,155.04 : 1,016,037,684.48 = 240,555,147.68 : x
  2. Step 2: Convert to fraction form
    677,291,155.04/1,016,037,684.48 = 240,555,147.68/x
  3. Step 3: Cross multiply
    677,291,155.04x = 1,016,037,684.48 × 240,555,147.68
  4. Step 4: Simplify right side
    677,291,155.04x = 244,413,095,238,531,648
  5. Step 5: Solve for x
    x = 244,413,095,238,531,648/677,291,155.04
  6. Step 6: Final answer
    x = 360,868,576.86

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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.