Home / 1,648,188,901.80-2,472,283,352.70-1,426,259,140.20

Finding the Fourth Proportional to 1,648,188,901.80, 2,472,283,352.70 and 1,426,259,140.20

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Solution

The fourth proportional to 1,648,188,901.80, 2,472,283,352.70 and 1,426,259,140.20 is: 2,139,388,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,188,901.80 : 2,472,283,352.70 = 1,426,259,140.20 : x
  2. Step 2: Convert to fraction form
    1,648,188,901.80/2,472,283,352.70 = 1,426,259,140.20/x
  3. Step 3: Cross multiply
    1,648,188,901.80x = 2,472,283,352.70 × 1,426,259,140.20
  4. Step 4: Simplify right side
    1,648,188,901.80x = 3,526,116,728,952,675,328
  5. Step 5: Solve for x
    x = 3,526,116,728,952,675,328/1,648,188,901.80
  6. Step 6: Final answer
    x = 2,139,388,710.30

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Double scale
Find fourth proportional to 1,648,188,902.80, 2,472,283,354.20 and 1,426,259,141.20
Similar ratio
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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.