Finding the Fourth Proportional to 177,674,842.56, 245,189,602.08 and 99,357,497.76
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Solution
The fourth proportional to 177,674,842.56, 245,189,602.08 and 99,357,497.76 is: 137,112,407.07
Step by Step Solution
- Step 1: Write the proportion equation
177,674,842.56 : 245,189,602.08 = 99,357,497.76 : x - Step 2: Convert to fraction form
177,674,842.56/245,189,602.08 = 99,357,497.76/x - Step 3: Cross multiply
177,674,842.56x = 245,189,602.08 × 99,357,497.76 - Step 4: Simplify right side
177,674,842.56x = 24,361,425,339,438,892 - Step 5: Solve for x
x = 24,361,425,339,438,892/177,674,842.56 - Step 6: Final answer
x = 137,112,407.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.