Home / 1,259,751,030.30-1,889,626,545.45-441,945,999.90

Finding the Fourth Proportional to 1,259,751,030.30, 1,889,626,545.45 and 441,945,999.90

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Solution

The fourth proportional to 1,259,751,030.30, 1,889,626,545.45 and 441,945,999.90 is: 662,918,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,751,030.30 : 1,889,626,545.45 = 441,945,999.90 : x
  2. Step 2: Convert to fraction form
    1,259,751,030.30/1,889,626,545.45 = 441,945,999.90/x
  3. Step 3: Cross multiply
    1,259,751,030.30x = 1,889,626,545.45 × 441,945,999.90
  4. Step 4: Simplify right side
    1,259,751,030.30x = 835,112,893,066,483,072
  5. Step 5: Solve for x
    x = 835,112,893,066,483,072/1,259,751,030.30
  6. Step 6: Final answer
    x = 662,918,999.85

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1.5x scale

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.