Finding the Fourth Proportional to 88,827,630.78, 122,572,693.33 and 49,128,853.12
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Solution
The fourth proportional to 88,827,630.78, 122,572,693.33 and 49,128,853.12 is: 67,792,597.79
Step by Step Solution
- Step 1: Write the proportion equation
88,827,630.78 : 122,572,693.33 = 49,128,853.12 : x - Step 2: Convert to fraction form
88,827,630.78/122,572,693.33 = 49,128,853.12/x - Step 3: Cross multiply
88,827,630.78x = 122,572,693.33 × 49,128,853.12 - Step 4: Simplify right side
88,827,630.78x = 6,021,855,846,703,120 - Step 5: Solve for x
x = 6,021,855,846,703,120/88,827,630.78 - Step 6: Final answer
x = 67,792,597.79
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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.