Finding the Fourth Proportional to 153,086,177.70, 229,629,266.55 and 146,708,885.70
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Solution
The fourth proportional to 153,086,177.70, 229,629,266.55 and 146,708,885.70 is: 220,063,328.55
Step by Step Solution
- Step 1: Write the proportion equation
153,086,177.70 : 229,629,266.55 = 146,708,885.70 : x - Step 2: Convert to fraction form
153,086,177.70/229,629,266.55 = 146,708,885.70/x - Step 3: Cross multiply
153,086,177.70x = 229,629,266.55 × 146,708,885.70 - Step 4: Simplify right side
153,086,177.70x = 33,688,653,819,658,784 - Step 5: Solve for x
x = 33,688,653,819,658,784/153,086,177.70 - Step 6: Final answer
x = 220,063,328.55
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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.