Finding the Fourth Proportional to 157,103,790.95, 235,662,319.04 and 46,439,714.07
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Solution
The fourth proportional to 157,103,790.95, 235,662,319.04 and 46,439,714.07 is: 69,661,531.70
Step by Step Solution
- Step 1: Write the proportion equation
157,103,790.95 : 235,662,319.04 = 46,439,714.07 : x - Step 2: Convert to fraction form
157,103,790.95/235,662,319.04 = 46,439,714.07/x - Step 3: Cross multiply
157,103,790.95x = 235,662,319.04 × 46,439,714.07 - Step 4: Simplify right side
157,103,790.95x = 10,944,090,713,058,518 - Step 5: Solve for x
x = 10,944,090,713,058,518/157,103,790.95 - Step 6: Final answer
x = 69,661,531.70
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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.