Finding the Fourth Proportional to 985,774,858,962.90, 1,360,368,273,634.40 and 552,230,299,831.15
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Solution
The fourth proportional to 985,774,858,962.90, 1,360,368,273,634.40 and 552,230,299,831.15 is: 762,077,235,790.19
Step by Step Solution
- Step 1: Write the proportion equation
985,774,858,962.90 : 1,360,368,273,634.40 = 552,230,299,831.15 : x - Step 2: Convert to fraction form
985,774,858,962.90/1,360,368,273,634.40 = 552,230,299,831.15/x - Step 3: Cross multiply
985,774,858,962.90x = 1,360,368,273,634.40 × 552,230,299,831.15 - Step 4: Simplify right side
985,774,858,962.90x = 751,236,579,629,908,552,056,832 - Step 5: Solve for x
x = 751,236,579,629,908,552,056,832/985,774,858,962.90 - Step 6: Final answer
x = 762,077,235,790.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.