Finding the Fourth Proportional to 11,149,528,212.18, 15,386,754,931.74 and 6,068,646,747.42
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Solution
The fourth proportional to 11,149,528,212.18, 15,386,754,931.74 and 6,068,646,747.42 is: 8,374,953,495.15
Step by Step Solution
- Step 1: Write the proportion equation
11,149,528,212.18 : 15,386,754,931.74 = 6,068,646,747.42 : x - Step 2: Convert to fraction form
11,149,528,212.18/15,386,754,931.74 = 6,068,646,747.42/x - Step 3: Cross multiply
11,149,528,212.18x = 15,386,754,931.74 × 6,068,646,747.42 - Step 4: Simplify right side
11,149,528,212.18x = 93,376,780,269,852,590,080 - Step 5: Solve for x
x = 93,376,780,269,852,590,080/11,149,528,212.18 - Step 6: Final answer
x = 8,374,953,495.15
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1.5x scale
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.