Finding the Fourth Proportional to 86,939,963.69, 130,433,465.50 and 29,432,239.79
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Solution
The fourth proportional to 86,939,963.69, 130,433,465.50 and 29,432,239.79 is: 44,156,322.02
Step by Step Solution
- Step 1: Write the proportion equation
86,939,963.69 : 130,433,465.50 = 29,432,239.79 : x - Step 2: Convert to fraction form
86,939,963.69/130,433,465.50 = 29,432,239.79/x - Step 3: Cross multiply
86,939,963.69x = 130,433,465.50 × 29,432,239.79 - Step 4: Simplify right side
86,939,963.69x = 3,838,949,032,510,944.50 - Step 5: Solve for x
x = 3,838,949,032,510,944.50/86,939,963.69 - Step 6: Final answer
x = 44,156,322.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.