Home / 1,404,122,210.20-2,106,183,315.30-678,528,098.20

Finding the Fourth Proportional to 1,404,122,210.20, 2,106,183,315.30 and 678,528,098.20

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Solution

The fourth proportional to 1,404,122,210.20, 2,106,183,315.30 and 678,528,098.20 is: 1,017,792,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,122,210.20 : 2,106,183,315.30 = 678,528,098.20 : x
  2. Step 2: Convert to fraction form
    1,404,122,210.20/2,106,183,315.30 = 678,528,098.20/x
  3. Step 3: Cross multiply
    1,404,122,210.20x = 2,106,183,315.30 × 678,528,098.20
  4. Step 4: Simplify right side
    1,404,122,210.20x = 1,429,104,559,391,079,936
  5. Step 5: Solve for x
    x = 1,429,104,559,391,079,936/1,404,122,210.20
  6. Step 6: Final answer
    x = 1,017,792,147.30

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1.5x scale

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.