Home / 19,216,959,728.70-28,829,786,190.75-10,373,608,780.50

Finding the Fourth Proportional to 19,216,959,728.70, 28,829,786,190.75 and 10,373,608,780.50

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Solution

The fourth proportional to 19,216,959,728.70, 28,829,786,190.75 and 10,373,608,780.50 is: 15,562,759,530.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216,959,728.70 : 28,829,786,190.75 = 10,373,608,780.50 : x
  2. Step 2: Convert to fraction form
    19,216,959,728.70/28,829,786,190.75 = 10,373,608,780.50/x
  3. Step 3: Cross multiply
    19,216,959,728.70x = 28,829,786,190.75 × 10,373,608,780.50
  4. Step 4: Simplify right side
    19,216,959,728.70x = 299,068,923,168,301,842,432
  5. Step 5: Solve for x
    x = 299,068,923,168,301,842,432/19,216,959,728.70
  6. Step 6: Final answer
    x = 15,562,759,530.67

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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.