Home / 889,762,214.90-1,335,041,453.55-404,838,413.30

Finding the Fourth Proportional to 889,762,214.90, 1,335,041,453.55 and 404,838,413.30

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Solution

The fourth proportional to 889,762,214.90, 1,335,041,453.55 and 404,838,413.30 is: 607,438,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,762,214.90 : 1,335,041,453.55 = 404,838,413.30 : x
  2. Step 2: Convert to fraction form
    889,762,214.90/1,335,041,453.55 = 404,838,413.30/x
  3. Step 3: Cross multiply
    889,762,214.90x = 1,335,041,453.55 × 404,838,413.30
  4. Step 4: Simplify right side
    889,762,214.90x = 540,476,063,744,907,648
  5. Step 5: Solve for x
    x = 540,476,063,744,907,648/889,762,214.90
  6. Step 6: Final answer
    x = 607,438,768.13

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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.