Home / 1,092,414,648.70-1,638,621,973.05-759,520,006.30

Finding the Fourth Proportional to 1,092,414,648.70, 1,638,621,973.05 and 759,520,006.30

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Solution

The fourth proportional to 1,092,414,648.70, 1,638,621,973.05 and 759,520,006.30 is: 1,139,280,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,414,648.70 : 1,638,621,973.05 = 759,520,006.30 : x
  2. Step 2: Convert to fraction form
    1,092,414,648.70/1,638,621,973.05 = 759,520,006.30/x
  3. Step 3: Cross multiply
    1,092,414,648.70x = 1,638,621,973.05 × 759,520,006.30
  4. Step 4: Simplify right side
    1,092,414,648.70x = 1,244,566,171,294,254,336
  5. Step 5: Solve for x
    x = 1,244,566,171,294,254,336/1,092,414,648.70
  6. Step 6: Final answer
    x = 1,139,280,009.45

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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.