Home / 760,404,672,014.45-1,140,607,008,021.70-637,669,861,099.30

Finding the Fourth Proportional to 760,404,672,014.45, 1,140,607,008,021.70 and 637,669,861,099.30

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Solution

The fourth proportional to 760,404,672,014.45, 1,140,607,008,021.70 and 637,669,861,099.30 is: 956,504,791,648.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,404,672,014.45 : 1,140,607,008,021.70 = 637,669,861,099.30 : x
  2. Step 2: Convert to fraction form
    760,404,672,014.45/1,140,607,008,021.70 = 637,669,861,099.30/x
  3. Step 3: Cross multiply
    760,404,672,014.45x = 1,140,607,008,021.70 × 637,669,861,099.30
  4. Step 4: Simplify right side
    760,404,672,014.45x = 727,330,712,374,085,622,431,744
  5. Step 5: Solve for x
    x = 727,330,712,374,085,622,431,744/760,404,672,014.45
  6. Step 6: Final answer
    x = 956,504,791,648.97

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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.