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Finding the Fourth Proportional to 468,894,108.52, 703,448,296.62 and 162,185,962.60

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Solution

The fourth proportional to 468,894,108.52, 703,448,296.62 and 162,185,962.60 is: 243,316,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,894,108.52 : 703,448,296.62 = 162,185,962.60 : x
  2. Step 2: Convert to fraction form
    468,894,108.52/703,448,296.62 = 162,185,962.60/x
  3. Step 3: Cross multiply
    468,894,108.52x = 703,448,296.62 × 162,185,962.60
  4. Step 4: Simplify right side
    468,894,108.52x = 114,089,439,126,645,024
  5. Step 5: Solve for x
    x = 114,089,439,126,645,024/468,894,108.52
  6. Step 6: Final answer
    x = 243,316,000.46

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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.