Home / 826,441,963.06-1,140,541,489.65-455,163,896.02

Finding the Fourth Proportional to 826,441,963.06, 1,140,541,489.65 and 455,163,896.02

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Solution

The fourth proportional to 826,441,963.06, 1,140,541,489.65 and 455,163,896.02 is: 628,154,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,441,963.06 : 1,140,541,489.65 = 455,163,896.02 : x
  2. Step 2: Convert to fraction form
    826,441,963.06/1,140,541,489.65 = 455,163,896.02/x
  3. Step 3: Cross multiply
    826,441,963.06x = 1,140,541,489.65 × 455,163,896.02
  4. Step 4: Simplify right side
    826,441,963.06x = 519,133,308,001,548,544
  5. Step 5: Solve for x
    x = 519,133,308,001,548,544/826,441,963.06
  6. Step 6: Final answer
    x = 628,154,584.60

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