Finding the Fourth Proportional to 90,037,117.98, 124,203,293.62 and 54,765,710.96
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Solution
The fourth proportional to 90,037,117.98, 124,203,293.62 and 54,765,710.96 is: 75,547,527.86
Step by Step Solution
- Step 1: Write the proportion equation
90,037,117.98 : 124,203,293.62 = 54,765,710.96 : x - Step 2: Convert to fraction form
90,037,117.98/124,203,293.62 = 54,765,710.96/x - Step 3: Cross multiply
90,037,117.98x = 124,203,293.62 × 54,765,710.96 - Step 4: Simplify right side
90,037,117.98x = 6,802,081,678,672,932 - Step 5: Solve for x
x = 6,802,081,678,672,932/90,037,117.98 - Step 6: Final answer
x = 75,547,527.86
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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.