Home / 452,530,413.33-678,429,312.84-141,477,918.21

Finding the Fourth Proportional to 452,530,413.33, 678,429,312.84 and 141,477,918.21

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Solution

The fourth proportional to 452,530,413.33, 678,429,312.84 and 141,477,918.21 is: 212,102,356.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,530,413.33 : 678,429,312.84 = 141,477,918.21 : x
  2. Step 2: Convert to fraction form
    452,530,413.33/678,429,312.84 = 141,477,918.21/x
  3. Step 3: Cross multiply
    452,530,413.33x = 678,429,312.84 × 141,477,918.21
  4. Step 4: Simplify right side
    452,530,413.33x = 95,982,766,833,244,032
  5. Step 5: Solve for x
    x = 95,982,766,833,244,032/452,530,413.33
  6. Step 6: Final answer
    x = 212,102,356.01

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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.