Finding the Fourth Proportional to 176,716,972.12, 243,867,097.02 and 97,330,509.40
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Solution
The fourth proportional to 176,716,972.12, 243,867,097.02 and 97,330,509.40 is: 134,314,822.70
Step by Step Solution
- Step 1: Write the proportion equation
176,716,972.12 : 243,867,097.02 = 97,330,509.40 : x - Step 2: Convert to fraction form
176,716,972.12/243,867,097.02 = 97,330,509.40/x - Step 3: Cross multiply
176,716,972.12x = 243,867,097.02 × 97,330,509.40 - Step 4: Simplify right side
176,716,972.12x = 23,735,708,778,855,824 - Step 5: Solve for x
x = 23,735,708,778,855,824/176,716,972.12 - Step 6: Final answer
x = 134,314,822.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.