Home / 471,091,902.02-706,310,621.72-208,633,432.80

Finding the Fourth Proportional to 471,091,902.02, 706,310,621.72 and 208,633,432.80

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Solution

The fourth proportional to 471,091,902.02, 706,310,621.72 and 208,633,432.80 is: 312,805,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,091,902.02 : 706,310,621.72 = 208,633,432.80 : x
  2. Step 2: Convert to fraction form
    471,091,902.02/706,310,621.72 = 208,633,432.80/x
  3. Step 3: Cross multiply
    471,091,902.02x = 706,310,621.72 × 208,633,432.80
  4. Step 4: Simplify right side
    471,091,902.02x = 147,360,009,632,545,856
  5. Step 5: Solve for x
    x = 147,360,009,632,545,856/471,091,902.02
  6. Step 6: Final answer
    x = 312,805,227.60

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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.