Home / 1,298,846,545.58-1,792,339,200.48-734,297,673.91

Finding the Fourth Proportional to 1,298,846,545.58, 1,792,339,200.48 and 734,297,673.91

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Solution

The fourth proportional to 1,298,846,545.58, 1,792,339,200.48 and 734,297,673.91 is: 1,013,291,762.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,846,545.58 : 1,792,339,200.48 = 734,297,673.91 : x
  2. Step 2: Convert to fraction form
    1,298,846,545.58/1,792,339,200.48 = 734,297,673.91/x
  3. Step 3: Cross multiply
    1,298,846,545.58x = 1,792,339,200.48 × 734,297,673.91
  4. Step 4: Simplify right side
    1,298,846,545.58x = 1,316,110,505,760,520,704
  5. Step 5: Solve for x
    x = 1,316,110,505,760,520,704/1,298,846,545.58
  6. Step 6: Final answer
    x = 1,013,291,762.79

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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.