Home / 190,349,150.45-285,521,413.21-52,174,641.22

Finding the Fourth Proportional to 190,349,150.45, 285,521,413.21 and 52,174,641.22

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Solution

The fourth proportional to 190,349,150.45, 285,521,413.21 and 52,174,641.22 is: 78,261,327.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,349,150.45 : 285,521,413.21 = 52,174,641.22 : x
  2. Step 2: Convert to fraction form
    190,349,150.45/285,521,413.21 = 52,174,641.22/x
  3. Step 3: Cross multiply
    190,349,150.45x = 285,521,413.21 × 52,174,641.22
  4. Step 4: Simplify right side
    190,349,150.45x = 14,896,977,294,014,878
  5. Step 5: Solve for x
    x = 14,896,977,294,014,878/190,349,150.45
  6. Step 6: Final answer
    x = 78,261,327.98

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1.5x scale

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.