Finding the Fourth Proportional to 9,752,537,545.70, 14,634,928,518.86 and 9,125,012,012.90
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Solution
The fourth proportional to 9,752,537,545.70, 14,634,928,518.86 and 9,125,012,012.90 is: 13,693,246,287.62
Step by Step Solution
- Step 1: Write the proportion equation
9,752,537,545.70 : 14,634,928,518.86 = 9,125,012,012.90 : x - Step 2: Convert to fraction form
9,752,537,545.70/14,634,928,518.86 = 9,125,012,012.90/x - Step 3: Cross multiply
9,752,537,545.70x = 14,634,928,518.86 × 9,125,012,012.90 - Step 4: Simplify right side
9,752,537,545.70x = 133,543,898,542,484,520,960 - Step 5: Solve for x
x = 133,543,898,542,484,520,960/9,752,537,545.70 - Step 6: Final answer
x = 13,693,246,287.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.