Home / 522,899,427.60-784,349,141.40-159,393,200.40

Finding the Fourth Proportional to 522,899,427.60, 784,349,141.40 and 159,393,200.40

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Solution

The fourth proportional to 522,899,427.60, 784,349,141.40 and 159,393,200.40 is: 239,089,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,899,427.60 : 784,349,141.40 = 159,393,200.40 : x
  2. Step 2: Convert to fraction form
    522,899,427.60/784,349,141.40 = 159,393,200.40/x
  3. Step 3: Cross multiply
    522,899,427.60x = 784,349,141.40 × 159,393,200.40
  4. Step 4: Simplify right side
    522,899,427.60x = 125,019,919,878,738,144
  5. Step 5: Solve for x
    x = 125,019,919,878,738,144/522,899,427.60
  6. Step 6: Final answer
    x = 239,089,800.60

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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.