Finding the Fourth Proportional to 159,547,088.86, 239,345,377.37 and 67,431,214.75
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Solution
The fourth proportional to 159,547,088.86, 239,345,377.37 and 67,431,214.75 is: 101,157,280.00
Step by Step Solution
- Step 1: Write the proportion equation
159,547,088.86 : 239,345,377.37 = 67,431,214.75 : x - Step 2: Convert to fraction form
159,547,088.86/239,345,377.37 = 67,431,214.75/x - Step 3: Cross multiply
159,547,088.86x = 239,345,377.37 × 67,431,214.75 - Step 4: Simplify right side
159,547,088.86x = 16,139,349,540,519,104 - Step 5: Solve for x
x = 16,139,349,540,519,104/159,547,088.86 - Step 6: Final answer
x = 101,157,280.00
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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.