Home / 462,022,266.12-692,567,059.50-289,620,148.56

Finding the Fourth Proportional to 462,022,266.12, 692,567,059.50 and 289,620,148.56

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Solution

The fourth proportional to 462,022,266.12, 692,567,059.50 and 289,620,148.56 is: 434,137,896.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,022,266.12 : 692,567,059.50 = 289,620,148.56 : x
  2. Step 2: Convert to fraction form
    462,022,266.12/692,567,059.50 = 289,620,148.56/x
  3. Step 3: Cross multiply
    462,022,266.12x = 692,567,059.50 × 289,620,148.56
  4. Step 4: Simplify right side
    462,022,266.12x = 200,581,374,660,152,352
  5. Step 5: Solve for x
    x = 200,581,374,660,152,352/462,022,266.12
  6. Step 6: Final answer
    x = 434,137,896.31

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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.