Home / 708,589,620.30-1,062,884,430.45-248,361,714.30

Finding the Fourth Proportional to 708,589,620.30, 1,062,884,430.45 and 248,361,714.30

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Solution

The fourth proportional to 708,589,620.30, 1,062,884,430.45 and 248,361,714.30 is: 372,542,571.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,620.30 : 1,062,884,430.45 = 248,361,714.30 : x
  2. Step 2: Convert to fraction form
    708,589,620.30/1,062,884,430.45 = 248,361,714.30/x
  3. Step 3: Cross multiply
    708,589,620.30x = 1,062,884,430.45 × 248,361,714.30
  4. Step 4: Simplify right side
    708,589,620.30x = 263,979,799,249,341,152
  5. Step 5: Solve for x
    x = 263,979,799,249,341,152/708,589,620.30
  6. Step 6: Final answer
    x = 372,542,571.45

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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.