Finding the Fourth Proportional to 162,226,045.24, 243,339,070.93 and 39,403,535.09
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Solution
The fourth proportional to 162,226,045.24, 243,339,070.93 and 39,403,535.09 is: 59,105,303.38
Step by Step Solution
- Step 1: Write the proportion equation
162,226,045.24 : 243,339,070.93 = 39,403,535.09 : x - Step 2: Convert to fraction form
162,226,045.24/243,339,070.93 = 39,403,535.09/x - Step 3: Cross multiply
162,226,045.24x = 243,339,070.93 × 39,403,535.09 - Step 4: Simplify right side
162,226,045.24x = 9,588,419,620,433,282 - Step 5: Solve for x
x = 9,588,419,620,433,282/162,226,045.24 - Step 6: Final answer
x = 59,105,303.38
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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.