Home / 734,864,918.40-1,102,801,262.40-326,214,345.60

Finding the Fourth Proportional to 734,864,918.40, 1,102,801,262.40 and 326,214,345.60

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Solution

The fourth proportional to 734,864,918.40, 1,102,801,262.40 and 326,214,345.60 is: 489,545,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,864,918.40 : 1,102,801,262.40 = 326,214,345.60 : x
  2. Step 2: Convert to fraction form
    734,864,918.40/1,102,801,262.40 = 326,214,345.60/x
  3. Step 3: Cross multiply
    734,864,918.40x = 1,102,801,262.40 × 326,214,345.60
  4. Step 4: Simplify right side
    734,864,918.40x = 359,749,592,140,669,952
  5. Step 5: Solve for x
    x = 359,749,592,140,669,952/734,864,918.40
  6. Step 6: Final answer
    x = 489,545,198.22

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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.