Home / 467,896,543.30-703,356,469.35-431,616,837.70

Finding the Fourth Proportional to 467,896,543.30, 703,356,469.35 and 431,616,837.70

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Solution

The fourth proportional to 467,896,543.30, 703,356,469.35 and 431,616,837.70 is: 648,819,700.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,896,543.30 : 703,356,469.35 = 431,616,837.70 : x
  2. Step 2: Convert to fraction form
    467,896,543.30/703,356,469.35 = 431,616,837.70/x
  3. Step 3: Cross multiply
    467,896,543.30x = 703,356,469.35 × 431,616,837.70
  4. Step 4: Simplify right side
    467,896,543.30x = 303,580,495,076,683,968
  5. Step 5: Solve for x
    x = 303,580,495,076,683,968/467,896,543.30
  6. Step 6: Final answer
    x = 648,819,700.47

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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.