Home / 186,871,503.60-280,307,255.40-110,343,999.60

Finding the Fourth Proportional to 186,871,503.60, 280,307,255.40 and 110,343,999.60

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Solution

The fourth proportional to 186,871,503.60, 280,307,255.40 and 110,343,999.60 is: 165,515,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,871,503.60 : 280,307,255.40 = 110,343,999.60 : x
  2. Step 2: Convert to fraction form
    186,871,503.60/280,307,255.40 = 110,343,999.60/x
  3. Step 3: Cross multiply
    186,871,503.60x = 280,307,255.40 × 110,343,999.60
  4. Step 4: Simplify right side
    186,871,503.60x = 30,930,223,677,734,692
  5. Step 5: Solve for x
    x = 30,930,223,677,734,692/186,871,503.60
  6. Step 6: Final answer
    x = 165,515,999.40

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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.