Finding the Fourth Proportional to 160,331,616.90, 240,497,425.35 and 119,516,948.10
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Solution
The fourth proportional to 160,331,616.90, 240,497,425.35 and 119,516,948.10 is: 179,275,422.15
Step by Step Solution
- Step 1: Write the proportion equation
160,331,616.90 : 240,497,425.35 = 119,516,948.10 : x - Step 2: Convert to fraction form
160,331,616.90/240,497,425.35 = 119,516,948.10/x - Step 3: Cross multiply
160,331,616.90x = 240,497,425.35 × 119,516,948.10 - Step 4: Simplify right side
160,331,616.90x = 28,743,518,303,739,572 - Step 5: Solve for x
x = 28,743,518,303,739,572/160,331,616.90 - Step 6: Final answer
x = 179,275,422.15
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1.5x scale
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.