Finding the Fourth Proportional to 149,801,774,536.29, 206,748,832,076.27 and 117,926,995,941.63
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Solution
The fourth proportional to 149,801,774,536.29, 206,748,832,076.27 and 117,926,995,941.63 is: 162,756,874,921.32
Step by Step Solution
- Step 1: Write the proportion equation
149,801,774,536.29 : 206,748,832,076.27 = 117,926,995,941.63 : x - Step 2: Convert to fraction form
149,801,774,536.29/206,748,832,076.27 = 117,926,995,941.63/x - Step 3: Cross multiply
149,801,774,536.29x = 206,748,832,076.27 × 117,926,995,941.63 - Step 4: Simplify right side
149,801,774,536.29x = 24,381,268,681,195,035,557,888 - Step 5: Solve for x
x = 24,381,268,681,195,035,557,888/149,801,774,536.29 - Step 6: Final answer
x = 162,756,874,921.32
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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.