Home / 1,198,210,009.20-1,797,315,013.80-1,152,293,506.80

Finding the Fourth Proportional to 1,198,210,009.20, 1,797,315,013.80 and 1,152,293,506.80

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Solution

The fourth proportional to 1,198,210,009.20, 1,797,315,013.80 and 1,152,293,506.80 is: 1,728,440,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,210,009.20 : 1,797,315,013.80 = 1,152,293,506.80 : x
  2. Step 2: Convert to fraction form
    1,198,210,009.20/1,797,315,013.80 = 1,152,293,506.80/x
  3. Step 3: Cross multiply
    1,198,210,009.20x = 1,797,315,013.80 × 1,152,293,506.80
  4. Step 4: Simplify right side
    1,198,210,009.20x = 2,071,034,420,075,892,224
  5. Step 5: Solve for x
    x = 2,071,034,420,075,892,224/1,198,210,009.20
  6. Step 6: Final answer
    x = 1,728,440,260.20

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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.