Finding the Fourth Proportional to 116,988,820,339.74, 175,360,753,318.08 and 48,958,860,000.18
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Solution
The fourth proportional to 116,988,820,339.74, 175,360,753,318.08 and 48,958,860,000.18 is: 73,387,034,302.03
Step by Step Solution
- Step 1: Write the proportion equation
116,988,820,339.74 : 175,360,753,318.08 = 48,958,860,000.18 : x - Step 2: Convert to fraction form
116,988,820,339.74/175,360,753,318.08 = 48,958,860,000.18/x - Step 3: Cross multiply
116,988,820,339.74x = 175,360,753,318.08 × 48,958,860,000.18 - Step 4: Simplify right side
116,988,820,339.74x = 8,585,462,571,225,979,027,456 - Step 5: Solve for x
x = 8,585,462,571,225,979,027,456/116,988,820,339.74 - Step 6: Final answer
x = 73,387,034,302.03
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1.5x scale
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.