Home / 331,021,567.20-496,584,838.80-112,692,482.40

Finding the Fourth Proportional to 331,021,567.20, 496,584,838.80 and 112,692,482.40

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Solution

The fourth proportional to 331,021,567.20, 496,584,838.80 and 112,692,482.40 is: 169,056,592.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,021,567.20 : 496,584,838.80 = 112,692,482.40 : x
  2. Step 2: Convert to fraction form
    331,021,567.20/496,584,838.80 = 112,692,482.40/x
  3. Step 3: Cross multiply
    331,021,567.20x = 496,584,838.80 × 112,692,482.40
  4. Step 4: Simplify right side
    331,021,567.20x = 55,961,378,206,575,840
  5. Step 5: Solve for x
    x = 55,961,378,206,575,840/331,021,567.20
  6. Step 6: Final answer
    x = 169,056,592.54

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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.