Finding the Fourth Proportional to 88,506,320.68, 122,057,553.52 and 60,669,484.84
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Solution
The fourth proportional to 88,506,320.68, 122,057,553.52 and 60,669,484.84 is: 83,668,249.18
Step by Step Solution
- Step 1: Write the proportion equation
88,506,320.68 : 122,057,553.52 = 60,669,484.84 : x - Step 2: Convert to fraction form
88,506,320.68/122,057,553.52 = 60,669,484.84/x - Step 3: Cross multiply
88,506,320.68x = 122,057,553.52 × 60,669,484.84 - Step 4: Simplify right side
88,506,320.68x = 7,405,168,892,889,129 - Step 5: Solve for x
x = 7,405,168,892,889,129/88,506,320.68 - Step 6: Final answer
x = 83,668,249.18
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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.