Home / 809,146,033.63-1,116,621,527.83-437,868,065.00

Finding the Fourth Proportional to 809,146,033.63, 1,116,621,527.83 and 437,868,065.00

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Solution

The fourth proportional to 809,146,033.63, 1,116,621,527.83 and 437,868,065.00 is: 604,257,930.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,146,033.63 : 1,116,621,527.83 = 437,868,065.00 : x
  2. Step 2: Convert to fraction form
    809,146,033.63/1,116,621,527.83 = 437,868,065.00/x
  3. Step 3: Cross multiply
    809,146,033.63x = 1,116,621,527.83 × 437,868,065.00
  4. Step 4: Simplify right side
    809,146,033.63x = 488,932,907,729,962,688
  5. Step 5: Solve for x
    x = 488,932,907,729,962,688/809,146,033.63
  6. Step 6: Final answer
    x = 604,257,930.47

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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.