Finding the Fourth Proportional to 188,357,782.10, 282,717,076.35 and 97,546,543.70
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Solution
The fourth proportional to 188,357,782.10, 282,717,076.35 and 97,546,543.70 is: 146,413,242.58
Step by Step Solution
- Step 1: Write the proportion equation
188,357,782.10 : 282,717,076.35 = 97,546,543.70 : x - Step 2: Convert to fraction form
188,357,782.10/282,717,076.35 = 97,546,543.70/x - Step 3: Cross multiply
188,357,782.10x = 282,717,076.35 × 97,546,543.70 - Step 4: Simplify right side
188,357,782.10x = 27,578,073,642,911,516 - Step 5: Solve for x
x = 27,578,073,642,911,516/188,357,782.10 - Step 6: Final answer
x = 146,413,242.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.