Home / 663,121,744.53-915,091,976.46-365,757,600.51

Finding the Fourth Proportional to 663,121,744.53, 915,091,976.46 and 365,757,600.51

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Solution

The fourth proportional to 663,121,744.53, 915,091,976.46 and 365,757,600.51 is: 504,736,646.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,121,744.53 : 915,091,976.46 = 365,757,600.51 : x
  2. Step 2: Convert to fraction form
    663,121,744.53/915,091,976.46 = 365,757,600.51/x
  3. Step 3: Cross multiply
    663,121,744.53x = 915,091,976.46 × 365,757,600.51
  4. Step 4: Simplify right side
    663,121,744.53x = 334,701,845,555,963,008
  5. Step 5: Solve for x
    x = 334,701,845,555,963,008/663,121,744.53
  6. Step 6: Final answer
    x = 504,736,646.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.