Home / 1,092,447,377.63-1,507,694,212.60-669,341,829.54

Finding the Fourth Proportional to 1,092,447,377.63, 1,507,694,212.60 and 669,341,829.54

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Solution

The fourth proportional to 1,092,447,377.63, 1,507,694,212.60 and 669,341,829.54 is: 923,763,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,447,377.63 : 1,507,694,212.60 = 669,341,829.54 : x
  2. Step 2: Convert to fraction form
    1,092,447,377.63/1,507,694,212.60 = 669,341,829.54/x
  3. Step 3: Cross multiply
    1,092,447,377.63x = 1,507,694,212.60 × 669,341,829.54
  4. Step 4: Simplify right side
    1,092,447,377.63x = 1,009,162,802,652,534,400
  5. Step 5: Solve for x
    x = 1,009,162,802,652,534,400/1,092,447,377.63
  6. Step 6: Final answer
    x = 923,763,307.34

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Double scale
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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.