Finding the Fourth Proportional to 368,393,774.22, 508,380,776.42 and 201,130,030.26
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Solution
The fourth proportional to 368,393,774.22, 508,380,776.42 and 201,130,030.26 is: 277,558,004.77
Step by Step Solution
- Step 1: Write the proportion equation
368,393,774.22 : 508,380,776.42 = 201,130,030.26 : x - Step 2: Convert to fraction form
368,393,774.22/508,380,776.42 = 201,130,030.26/x - Step 3: Cross multiply
368,393,774.22x = 508,380,776.42 × 201,130,030.26 - Step 4: Simplify right side
368,393,774.22x = 102,250,640,943,951,248 - Step 5: Solve for x
x = 102,250,640,943,951,248/368,393,774.22 - Step 6: Final answer
x = 277,558,004.77
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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.