Home / 598,840,984.80-898,560,075.60-340,254,770.40

Finding the Fourth Proportional to 598,840,984.80, 898,560,075.60 and 340,254,770.40

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Solution

The fourth proportional to 598,840,984.80, 898,560,075.60 and 340,254,770.40 is: 510,551,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,840,984.80 : 898,560,075.60 = 340,254,770.40 : x
  2. Step 2: Convert to fraction form
    598,840,984.80/898,560,075.60 = 340,254,770.40/x
  3. Step 3: Cross multiply
    598,840,984.80x = 898,560,075.60 × 340,254,770.40
  4. Step 4: Simplify right side
    598,840,984.80x = 305,739,352,213,884,608
  5. Step 5: Solve for x
    x = 305,739,352,213,884,608/598,840,984.80
  6. Step 6: Final answer
    x = 510,551,815.88

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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.