Home / 237,072,001.20-355,608,001.80-100,761,831.60

Finding the Fourth Proportional to 237,072,001.20, 355,608,001.80 and 100,761,831.60

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Solution

The fourth proportional to 237,072,001.20, 355,608,001.80 and 100,761,831.60 is: 151,142,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,072,001.20 : 355,608,001.80 = 100,761,831.60 : x
  2. Step 2: Convert to fraction form
    237,072,001.20/355,608,001.80 = 100,761,831.60/x
  3. Step 3: Cross multiply
    237,072,001.20x = 355,608,001.80 × 100,761,831.60
  4. Step 4: Simplify right side
    237,072,001.20x = 35,831,713,592,984,096
  5. Step 5: Solve for x
    x = 35,831,713,592,984,096/237,072,001.20
  6. Step 6: Final answer
    x = 151,142,747.40

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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.