Finding the Fourth Proportional to 544,290,512.99, 816,439,017.17 and 135,346,663.49
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Solution
The fourth proportional to 544,290,512.99, 816,439,017.17 and 135,346,663.49 is: 203,020,802.82
Step by Step Solution
- Step 1: Write the proportion equation
544,290,512.99 : 816,439,017.17 = 135,346,663.49 : x - Step 2: Convert to fraction form
544,290,512.99/816,439,017.17 = 135,346,663.49/x - Step 3: Cross multiply
544,290,512.99x = 816,439,017.17 × 135,346,663.49 - Step 4: Simplify right side
544,290,512.99x = 110,502,296,913,273,216 - Step 5: Solve for x
x = 110,502,296,913,273,216/544,290,512.99 - Step 6: Final answer
x = 203,020,802.82
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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.