Finding the Fourth Proportional to 97,983,722.58, 146,975,980.11 and 39,692,502.91
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Solution
The fourth proportional to 97,983,722.58, 146,975,980.11 and 39,692,502.91 is: 59,538,914.88
Step by Step Solution
- Step 1: Write the proportion equation
97,983,722.58 : 146,975,980.11 = 39,692,502.91 : x - Step 2: Convert to fraction form
97,983,722.58/146,975,980.11 = 39,692,502.91/x - Step 3: Cross multiply
97,983,722.58x = 146,975,980.11 × 39,692,502.91 - Step 4: Simplify right side
97,983,722.58x = 5,833,844,518,216,277 - Step 5: Solve for x
x = 5,833,844,518,216,277/97,983,722.58 - Step 6: Final answer
x = 59,538,914.88
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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.