Home / 1,065,863,676.30-1,598,795,514.45-289,605,522.30

Finding the Fourth Proportional to 1,065,863,676.30, 1,598,795,514.45 and 289,605,522.30

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Solution

The fourth proportional to 1,065,863,676.30, 1,598,795,514.45 and 289,605,522.30 is: 434,408,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,863,676.30 : 1,598,795,514.45 = 289,605,522.30 : x
  2. Step 2: Convert to fraction form
    1,065,863,676.30/1,598,795,514.45 = 289,605,522.30/x
  3. Step 3: Cross multiply
    1,065,863,676.30x = 1,598,795,514.45 × 289,605,522.30
  4. Step 4: Simplify right side
    1,065,863,676.30x = 463,020,010,013,189,504
  5. Step 5: Solve for x
    x = 463,020,010,013,189,504/1,065,863,676.30
  6. Step 6: Final answer
    x = 434,408,283.45

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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.