Home / 11,409,584,428.80-17,114,376,643.20-3,128,458,190.40

Finding the Fourth Proportional to 11,409,584,428.80, 17,114,376,643.20 and 3,128,458,190.40

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Solution

The fourth proportional to 11,409,584,428.80, 17,114,376,643.20 and 3,128,458,190.40 is: 4,692,687,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,409,584,428.80 : 17,114,376,643.20 = 3,128,458,190.40 : x
  2. Step 2: Convert to fraction form
    11,409,584,428.80/17,114,376,643.20 = 3,128,458,190.40/x
  3. Step 3: Cross multiply
    11,409,584,428.80x = 17,114,376,643.20 × 3,128,458,190.40
  4. Step 4: Simplify right side
    11,409,584,428.80x = 53,541,611,783,009,501,184
  5. Step 5: Solve for x
    x = 53,541,611,783,009,501,184/11,409,584,428.80
  6. Step 6: Final answer
    x = 4,692,687,285.60

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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.