Home / 1,376,352,010.20-2,064,528,015.30-456,370,339.80

Finding the Fourth Proportional to 1,376,352,010.20, 2,064,528,015.30 and 456,370,339.80

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Solution

The fourth proportional to 1,376,352,010.20, 2,064,528,015.30 and 456,370,339.80 is: 684,555,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,352,010.20 : 2,064,528,015.30 = 456,370,339.80 : x
  2. Step 2: Convert to fraction form
    1,376,352,010.20/2,064,528,015.30 = 456,370,339.80/x
  3. Step 3: Cross multiply
    1,376,352,010.20x = 2,064,528,015.30 × 456,370,339.80
  4. Step 4: Simplify right side
    1,376,352,010.20x = 942,189,351,869,080,576
  5. Step 5: Solve for x
    x = 942,189,351,869,080,576/1,376,352,010.20
  6. Step 6: Final answer
    x = 684,555,509.70

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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.