Finding the Fourth Proportional to 159,006,173.70, 219,427,199.70 and 89,391,864.18
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Solution
The fourth proportional to 159,006,173.70, 219,427,199.70 and 89,391,864.18 is: 123,360,030.47
Step by Step Solution
- Step 1: Write the proportion equation
159,006,173.70 : 219,427,199.70 = 89,391,864.18 : x - Step 2: Convert to fraction form
159,006,173.70/219,427,199.70 = 89,391,864.18/x - Step 3: Cross multiply
159,006,173.70x = 219,427,199.70 × 89,391,864.18 - Step 4: Simplify right side
159,006,173.70x = 19,615,006,432,980,136 - Step 5: Solve for x
x = 19,615,006,432,980,136/159,006,173.70 - Step 6: Final answer
x = 123,360,030.47
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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.