Finding the Fourth Proportional to 577,430,316.32, 865,799,574.45 and 183,787,107.01
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Solution
The fourth proportional to 577,430,316.32, 865,799,574.45 and 183,787,107.01 is: 275,570,565.90
Step by Step Solution
- Step 1: Write the proportion equation
577,430,316.32 : 865,799,574.45 = 183,787,107.01 : x - Step 2: Convert to fraction form
577,430,316.32/865,799,574.45 = 183,787,107.01/x - Step 3: Cross multiply
577,430,316.32x = 865,799,574.45 × 183,787,107.01 - Step 4: Simplify right side
577,430,316.32x = 159,122,799,034,325,632 - Step 5: Solve for x
x = 159,122,799,034,325,632/577,430,316.32 - Step 6: Final answer
x = 275,570,565.90
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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.