Finding the Fourth Proportional to 209,698,772.74, 314,547,992.96 and 56,344,829.18
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Solution
The fourth proportional to 209,698,772.74, 314,547,992.96 and 56,344,829.18 is: 84,517,199.12
Step by Step Solution
- Step 1: Write the proportion equation
209,698,772.74 : 314,547,992.96 = 56,344,829.18 : x - Step 2: Convert to fraction form
209,698,772.74/314,547,992.96 = 56,344,829.18/x - Step 3: Cross multiply
209,698,772.74x = 314,547,992.96 × 56,344,829.18 - Step 4: Simplify right side
209,698,772.74x = 17,723,152,930,388,576 - Step 5: Solve for x
x = 17,723,152,930,388,576/209,698,772.74 - Step 6: Final answer
x = 84,517,199.12
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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.