Home / 266,078,532.40-398,819,200.20-151,118,148.40

Finding the Fourth Proportional to 266,078,532.40, 398,819,200.20 and 151,118,148.40

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Solution

The fourth proportional to 266,078,532.40, 398,819,200.20 and 151,118,148.40 is: 226,507,634.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,078,532.40 : 398,819,200.20 = 151,118,148.40 : x
  2. Step 2: Convert to fraction form
    266,078,532.40/398,819,200.20 = 151,118,148.40/x
  3. Step 3: Cross multiply
    266,078,532.40x = 398,819,200.20 × 151,118,148.40
  4. Step 4: Simplify right side
    266,078,532.40x = 60,268,819,080,592,912
  5. Step 5: Solve for x
    x = 60,268,819,080,592,912/266,078,532.40
  6. Step 6: Final answer
    x = 226,507,634.93

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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.