Finding the Fourth Proportional to 175,649,433.78, 242,395,565.70 and 97,332,925.20
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Solution
The fourth proportional to 175,649,433.78, 242,395,565.70 and 97,332,925.20 is: 134,319,074.97
Step by Step Solution
- Step 1: Write the proportion equation
175,649,433.78 : 242,395,565.70 = 97,332,925.20 : x - Step 2: Convert to fraction form
175,649,433.78/242,395,565.70 = 97,332,925.20/x - Step 3: Cross multiply
175,649,433.78x = 242,395,565.70 × 97,332,925.20 - Step 4: Simplify right side
175,649,433.78x = 23,593,069,465,089,784 - Step 5: Solve for x
x = 23,593,069,465,089,784/175,649,433.78 - Step 6: Final answer
x = 134,319,074.97
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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.