Home / 901,026,007.20-1,351,539,010.80-383,326,365.60

Finding the Fourth Proportional to 901,026,007.20, 1,351,539,010.80 and 383,326,365.60

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Solution

The fourth proportional to 901,026,007.20, 1,351,539,010.80 and 383,326,365.60 is: 574,989,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,026,007.20 : 1,351,539,010.80 = 383,326,365.60 : x
  2. Step 2: Convert to fraction form
    901,026,007.20/1,351,539,010.80 = 383,326,365.60/x
  3. Step 3: Cross multiply
    901,026,007.20x = 1,351,539,010.80 × 383,326,365.60
  4. Step 4: Simplify right side
    901,026,007.20x = 518,080,536,976,583,168
  5. Step 5: Solve for x
    x = 518,080,536,976,583,168/901,026,007.20
  6. Step 6: Final answer
    x = 574,989,548.40

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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.