Home / 1,492,992,803.70-2,239,489,205.55-766,054,998.90

Finding the Fourth Proportional to 1,492,992,803.70, 2,239,489,205.55 and 766,054,998.90

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Solution

The fourth proportional to 1,492,992,803.70, 2,239,489,205.55 and 766,054,998.90 is: 1,149,082,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,992,803.70 : 2,239,489,205.55 = 766,054,998.90 : x
  2. Step 2: Convert to fraction form
    1,492,992,803.70/2,239,489,205.55 = 766,054,998.90/x
  3. Step 3: Cross multiply
    1,492,992,803.70x = 2,239,489,205.55 × 766,054,998.90
  4. Step 4: Simplify right side
    1,492,992,803.70x = 1,715,571,900,894,167,296
  5. Step 5: Solve for x
    x = 1,715,571,900,894,167,296/1,492,992,803.70
  6. Step 6: Final answer
    x = 1,149,082,498.35

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Double scale
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Similar ratio
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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.