Home / 736,824,619.97-1,016,907,139.90-419,362,056.46

Finding the Fourth Proportional to 736,824,619.97, 1,016,907,139.90 and 419,362,056.46

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Solution

The fourth proportional to 736,824,619.97, 1,016,907,139.90 and 419,362,056.46 is: 578,770,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,824,619.97 : 1,016,907,139.90 = 419,362,056.46 : x
  2. Step 2: Convert to fraction form
    736,824,619.97/1,016,907,139.90 = 419,362,056.46/x
  3. Step 3: Cross multiply
    736,824,619.97x = 1,016,907,139.90 × 419,362,056.46
  4. Step 4: Simplify right side
    736,824,619.97x = 426,452,269,417,320,896
  5. Step 5: Solve for x
    x = 426,452,269,417,320,896/736,824,619.97
  6. Step 6: Final answer
    x = 578,770,385.60

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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.