Finding the Fourth Proportional to 1,349,556,876.94, 2,024,424,139.65 and 353,602,293.62
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Solution
The fourth proportional to 1,349,556,876.94, 2,024,424,139.65 and 353,602,293.62 is: 530,426,713.58
Step by Step Solution
- Step 1: Write the proportion equation
1,349,556,876.94 : 2,024,424,139.65 = 353,602,293.62 : x - Step 2: Convert to fraction form
1,349,556,876.94/2,024,424,139.65 = 353,602,293.62/x - Step 3: Cross multiply
1,349,556,876.94x = 2,024,424,139.65 × 353,602,293.62 - Step 4: Simplify right side
1,349,556,876.94x = 715,841,019,029,813,120 - Step 5: Solve for x
x = 715,841,019,029,813,120/1,349,556,876.94 - Step 6: Final answer
x = 530,426,713.58
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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.