Home / 457,312,014.34-685,620,900.87-235,744,594.90

Finding the Fourth Proportional to 457,312,014.34, 685,620,900.87 and 235,744,594.90

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Solution

The fourth proportional to 457,312,014.34, 685,620,900.87 and 235,744,594.90 is: 353,437,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,312,014.34 : 685,620,900.87 = 235,744,594.90 : x
  2. Step 2: Convert to fraction form
    457,312,014.34/685,620,900.87 = 235,744,594.90/x
  3. Step 3: Cross multiply
    457,312,014.34x = 685,620,900.87 × 235,744,594.90
  4. Step 4: Simplify right side
    457,312,014.34x = 161,631,421,530,571,200
  5. Step 5: Solve for x
    x = 161,631,421,530,571,200/457,312,014.34
  6. Step 6: Final answer
    x = 353,437,951.47

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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.