Home / 911,148,999.84-1,366,956,468.72-264,916,743.84

Finding the Fourth Proportional to 911,148,999.84, 1,366,956,468.72 and 264,916,743.84

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Solution

The fourth proportional to 911,148,999.84, 1,366,956,468.72 and 264,916,743.84 is: 397,442,851.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,148,999.84 : 1,366,956,468.72 = 264,916,743.84 : x
  2. Step 2: Convert to fraction form
    911,148,999.84/1,366,956,468.72 = 264,916,743.84/x
  3. Step 3: Cross multiply
    911,148,999.84x = 1,366,956,468.72 × 264,916,743.84
  4. Step 4: Simplify right side
    911,148,999.84x = 362,129,656,664,327,232
  5. Step 5: Solve for x
    x = 362,129,656,664,327,232/911,148,999.84
  6. Step 6: Final answer
    x = 397,442,851.53

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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.