Home / 27,871,938,008.80-41,807,907,013.20-19,042,980,517.60

Finding the Fourth Proportional to 27,871,938,008.80, 41,807,907,013.20 and 19,042,980,517.60

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Solution

The fourth proportional to 27,871,938,008.80, 41,807,907,013.20 and 19,042,980,517.60 is: 28,564,470,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,871,938,008.80 : 41,807,907,013.20 = 19,042,980,517.60 : x
  2. Step 2: Convert to fraction form
    27,871,938,008.80/41,807,907,013.20 = 19,042,980,517.60/x
  3. Step 3: Cross multiply
    27,871,938,008.80x = 41,807,907,013.20 × 19,042,980,517.60
  4. Step 4: Simplify right side
    27,871,938,008.80x = 796,147,158,733,999,833,088
  5. Step 5: Solve for x
    x = 796,147,158,733,999,833,088/27,871,938,008.80
  6. Step 6: Final answer
    x = 28,564,470,776.40

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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.