Finding the Fourth Proportional to 1,094,879,480.63, 1,510,902,457.56 and 642,750,177.56
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Solution
The fourth proportional to 1,094,879,480.63, 1,510,902,457.56 and 642,750,177.56 is: 886,976,913.95
Step by Step Solution
- Step 1: Write the proportion equation
1,094,879,480.63 : 1,510,902,457.56 = 642,750,177.56 : x - Step 2: Convert to fraction form
1,094,879,480.63/1,510,902,457.56 = 642,750,177.56/x - Step 3: Cross multiply
1,094,879,480.63x = 1,510,902,457.56 × 642,750,177.56 - Step 4: Simplify right side
1,094,879,480.63x = 971,132,822,870,641,792 - Step 5: Solve for x
x = 971,132,822,870,641,792/1,094,879,480.63 - Step 6: Final answer
x = 886,976,913.95
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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.