Home / 1,329,697,860.30-1,994,546,790.45-894,341,393.10

Finding the Fourth Proportional to 1,329,697,860.30, 1,994,546,790.45 and 894,341,393.10

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Solution

The fourth proportional to 1,329,697,860.30, 1,994,546,790.45 and 894,341,393.10 is: 1,341,512,089.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,697,860.30 : 1,994,546,790.45 = 894,341,393.10 : x
  2. Step 2: Convert to fraction form
    1,329,697,860.30/1,994,546,790.45 = 894,341,393.10/x
  3. Step 3: Cross multiply
    1,329,697,860.30x = 1,994,546,790.45 × 894,341,393.10
  4. Step 4: Simplify right side
    1,329,697,860.30x = 1,783,805,755,174,186,752
  5. Step 5: Solve for x
    x = 1,783,805,755,174,186,752/1,329,697,860.30
  6. Step 6: Final answer
    x = 1,341,512,089.65

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Double scale
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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.