Home / 577,402,091.80-866,103,137.70-168,499,576.60

Finding the Fourth Proportional to 577,402,091.80, 866,103,137.70 and 168,499,576.60

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Solution

The fourth proportional to 577,402,091.80, 866,103,137.70 and 168,499,576.60 is: 252,749,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,402,091.80 : 866,103,137.70 = 168,499,576.60 : x
  2. Step 2: Convert to fraction form
    577,402,091.80/866,103,137.70 = 168,499,576.60/x
  3. Step 3: Cross multiply
    577,402,091.80x = 866,103,137.70 × 168,499,576.60
  4. Step 4: Simplify right side
    577,402,091.80x = 145,938,011,994,381,504
  5. Step 5: Solve for x
    x = 145,938,011,994,381,504/577,402,091.80
  6. Step 6: Final answer
    x = 252,749,364.90

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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.