Finding the Fourth Proportional to 134,355,121.84, 185,404,103.76 and 74,819,488.80
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Solution
The fourth proportional to 134,355,121.84, 185,404,103.76 and 74,819,488.80 is: 103,247,573.11
Step by Step Solution
- Step 1: Write the proportion equation
134,355,121.84 : 185,404,103.76 = 74,819,488.80 : x - Step 2: Convert to fraction form
134,355,121.84/185,404,103.76 = 74,819,488.80/x - Step 3: Cross multiply
134,355,121.84x = 185,404,103.76 × 74,819,488.80 - Step 4: Simplify right side
134,355,121.84x = 13,871,840,264,745,356 - Step 5: Solve for x
x = 13,871,840,264,745,356/134,355,121.84 - Step 6: Final answer
x = 103,247,573.11
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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.