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Finding the Fourth Proportional to 795,654,962.07, 1,097,954,374.46 and 438,402,746.53

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Solution

The fourth proportional to 795,654,962.07, 1,097,954,374.46 and 438,402,746.53 is: 604,968,530.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,654,962.07 : 1,097,954,374.46 = 438,402,746.53 : x
  2. Step 2: Convert to fraction form
    795,654,962.07/1,097,954,374.46 = 438,402,746.53/x
  3. Step 3: Cross multiply
    795,654,962.07x = 1,097,954,374.46 × 438,402,746.53
  4. Step 4: Simplify right side
    795,654,962.07x = 481,346,213,327,892,096
  5. Step 5: Solve for x
    x = 481,346,213,327,892,096/795,654,962.07
  6. Step 6: Final answer
    x = 604,968,530.68

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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.