Home / 181,521,029.60-272,281,544.40-45,206,413.10

Finding the Fourth Proportional to 181,521,029.60, 272,281,544.40 and 45,206,413.10

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Solution

The fourth proportional to 181,521,029.60, 272,281,544.40 and 45,206,413.10 is: 67,809,619.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,521,029.60 : 272,281,544.40 = 45,206,413.10 : x
  2. Step 2: Convert to fraction form
    181,521,029.60/272,281,544.40 = 45,206,413.10/x
  3. Step 3: Cross multiply
    181,521,029.60x = 272,281,544.40 × 45,206,413.10
  4. Step 4: Simplify right side
    181,521,029.60x = 12,308,871,975,652,390
  5. Step 5: Solve for x
    x = 12,308,871,975,652,390/181,521,029.60
  6. Step 6: Final answer
    x = 67,809,619.65

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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.