Finding the Fourth Proportional to 77,133,354.26, 106,450,639.98 and 42,332,771.84
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Solution
The fourth proportional to 77,133,354.26, 106,450,639.98 and 42,332,771.84 is: 58,422,853.48
Step by Step Solution
- Step 1: Write the proportion equation
77,133,354.26 : 106,450,639.98 = 42,332,771.84 : x - Step 2: Convert to fraction form
77,133,354.26/106,450,639.98 = 42,332,771.84/x - Step 3: Cross multiply
77,133,354.26x = 106,450,639.98 × 42,332,771.84 - Step 4: Simplify right side
77,133,354.26x = 4,506,350,654,495,323 - Step 5: Solve for x
x = 4,506,350,654,495,323/77,133,354.26 - Step 6: Final answer
x = 58,422,853.48
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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.