Home / 907,397,376.60-1,361,096,064.90-447,555,840.60

Finding the Fourth Proportional to 907,397,376.60, 1,361,096,064.90 and 447,555,840.60

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Solution

The fourth proportional to 907,397,376.60, 1,361,096,064.90 and 447,555,840.60 is: 671,333,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,397,376.60 : 1,361,096,064.90 = 447,555,840.60 : x
  2. Step 2: Convert to fraction form
    907,397,376.60/1,361,096,064.90 = 447,555,840.60/x
  3. Step 3: Cross multiply
    907,397,376.60x = 1,361,096,064.90 × 447,555,840.60
  4. Step 4: Simplify right side
    907,397,376.60x = 609,166,493,463,671,680
  5. Step 5: Solve for x
    x = 609,166,493,463,671,680/907,397,376.60
  6. Step 6: Final answer
    x = 671,333,760.90

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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.