Home / 1,640,799,822.85-2,264,303,866.27-898,243,885.60

Finding the Fourth Proportional to 1,640,799,822.85, 2,264,303,866.27 and 898,243,885.60

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Solution

The fourth proportional to 1,640,799,822.85, 2,264,303,866.27 and 898,243,885.60 is: 1,239,576,622.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,799,822.85 : 2,264,303,866.27 = 898,243,885.60 : x
  2. Step 2: Convert to fraction form
    1,640,799,822.85/2,264,303,866.27 = 898,243,885.60/x
  3. Step 3: Cross multiply
    1,640,799,822.85x = 2,264,303,866.27 × 898,243,885.60
  4. Step 4: Simplify right side
    1,640,799,822.85x = 2,033,897,103,018,052,352
  5. Step 5: Solve for x
    x = 2,033,897,103,018,052,352/1,640,799,822.85
  6. Step 6: Final answer
    x = 1,239,576,622.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.