Home / 769,261,094.58-1,061,170,913.52-467,938,530.96

Finding the Fourth Proportional to 769,261,094.58, 1,061,170,913.52 and 467,938,530.96

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Solution

The fourth proportional to 769,261,094.58, 1,061,170,913.52 and 467,938,530.96 is: 645,506,138.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,261,094.58 : 1,061,170,913.52 = 467,938,530.96 : x
  2. Step 2: Convert to fraction form
    769,261,094.58/1,061,170,913.52 = 467,938,530.96/x
  3. Step 3: Cross multiply
    769,261,094.58x = 1,061,170,913.52 × 467,938,530.96
  4. Step 4: Simplify right side
    769,261,094.58x = 496,562,758,370,029,952
  5. Step 5: Solve for x
    x = 496,562,758,370,029,952/769,261,094.58
  6. Step 6: Final answer
    x = 645,506,138.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.