Home / 1,526,631,407.80-2,289,947,111.70-1,042,901,999.80

Finding the Fourth Proportional to 1,526,631,407.80, 2,289,947,111.70 and 1,042,901,999.80

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Solution

The fourth proportional to 1,526,631,407.80, 2,289,947,111.70 and 1,042,901,999.80 is: 1,564,352,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,631,407.80 : 2,289,947,111.70 = 1,042,901,999.80 : x
  2. Step 2: Convert to fraction form
    1,526,631,407.80/2,289,947,111.70 = 1,042,901,999.80/x
  3. Step 3: Cross multiply
    1,526,631,407.80x = 2,289,947,111.70 × 1,042,901,999.80
  4. Step 4: Simplify right side
    1,526,631,407.80x = 2,388,190,422,228,163,584
  5. Step 5: Solve for x
    x = 2,388,190,422,228,163,584/1,526,631,407.80
  6. Step 6: Final answer
    x = 1,564,352,999.70

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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.