Home / 1,920,192,379.20-2,880,288,568.80-1,844,945,582.40

Finding the Fourth Proportional to 1,920,192,379.20, 2,880,288,568.80 and 1,844,945,582.40

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Solution

The fourth proportional to 1,920,192,379.20, 2,880,288,568.80 and 1,844,945,582.40 is: 2,767,418,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,192,379.20 : 2,880,288,568.80 = 1,844,945,582.40 : x
  2. Step 2: Convert to fraction form
    1,920,192,379.20/2,880,288,568.80 = 1,844,945,582.40/x
  3. Step 3: Cross multiply
    1,920,192,379.20x = 2,880,288,568.80 × 1,844,945,582.40
  4. Step 4: Simplify right side
    1,920,192,379.20x = 5,313,975,671,044,779,008
  5. Step 5: Solve for x
    x = 5,313,975,671,044,779,008/1,920,192,379.20
  6. Step 6: Final answer
    x = 2,767,418,373.60

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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.