Home / 620,946,706.40-931,420,059.60-184,314,780.80

Finding the Fourth Proportional to 620,946,706.40, 931,420,059.60 and 184,314,780.80

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Solution

The fourth proportional to 620,946,706.40, 931,420,059.60 and 184,314,780.80 is: 276,472,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,946,706.40 : 931,420,059.60 = 184,314,780.80 : x
  2. Step 2: Convert to fraction form
    620,946,706.40/931,420,059.60 = 184,314,780.80/x
  3. Step 3: Cross multiply
    620,946,706.40x = 931,420,059.60 × 184,314,780.80
  4. Step 4: Simplify right side
    620,946,706.40x = 171,674,484,117,896,960
  5. Step 5: Solve for x
    x = 171,674,484,117,896,960/620,946,706.40
  6. Step 6: Final answer
    x = 276,472,171.20

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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.