Home / 1,205,243,866.42-1,804,353,805.67-895,721,999.20

Finding the Fourth Proportional to 1,205,243,866.42, 1,804,353,805.67 and 895,721,999.20

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Solution

The fourth proportional to 1,205,243,866.42, 1,804,353,805.67 and 895,721,999.20 is: 1,340,972,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,243,866.42 : 1,804,353,805.67 = 895,721,999.20 : x
  2. Step 2: Convert to fraction form
    1,205,243,866.42/1,804,353,805.67 = 895,721,999.20/x
  3. Step 3: Cross multiply
    1,205,243,866.42x = 1,804,353,805.67 × 895,721,999.20
  4. Step 4: Simplify right side
    1,205,243,866.42x = 1,616,199,398,078,860,800
  5. Step 5: Solve for x
    x = 1,616,199,398,078,860,800/1,205,243,866.42
  6. Step 6: Final answer
    x = 1,340,972,929.30

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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.