Finding the Fourth Proportional to 158,590,116.04, 237,896,639.36 and 66,381,116.76
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Solution
The fourth proportional to 158,590,116.04, 237,896,639.36 and 66,381,116.76 is: 99,576,474.17
Step by Step Solution
- Step 1: Write the proportion equation
158,590,116.04 : 237,896,639.36 = 66,381,116.76 : x - Step 2: Convert to fraction form
158,590,116.04/237,896,639.36 = 66,381,116.76/x - Step 3: Cross multiply
158,590,116.04x = 237,896,639.36 × 66,381,116.76 - Step 4: Simplify right side
158,590,116.04x = 15,791,844,594,167,772 - Step 5: Solve for x
x = 15,791,844,594,167,772/158,590,116.04 - Step 6: Final answer
x = 99,576,474.17
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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.