Finding the Fourth Proportional to 302,817,638.70, 454,230,062.58 and 84,454,695.04
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Solution
The fourth proportional to 302,817,638.70, 454,230,062.58 and 84,454,695.04 is: 126,683,047.85
Step by Step Solution
- Step 1: Write the proportion equation
302,817,638.70 : 454,230,062.58 = 84,454,695.04 : x - Step 2: Convert to fraction form
302,817,638.70/454,230,062.58 = 84,454,695.04/x - Step 3: Cross multiply
302,817,638.70x = 454,230,062.58 × 84,454,695.04 - Step 4: Simplify right side
302,817,638.70x = 38,361,861,413,194,016 - Step 5: Solve for x
x = 38,361,861,413,194,016/302,817,638.70 - Step 6: Final answer
x = 126,683,047.85
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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.