Finding the Fourth Proportional to 539,537,021.82, 744,579,119.61 and 330,652,802.70
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Solution
The fourth proportional to 539,537,021.82, 744,579,119.61 and 330,652,802.70 is: 456,311,917.02
Step by Step Solution
- Step 1: Write the proportion equation
539,537,021.82 : 744,579,119.61 = 330,652,802.70 : x - Step 2: Convert to fraction form
539,537,021.82/744,579,119.61 = 330,652,802.70/x - Step 3: Cross multiply
539,537,021.82x = 744,579,119.61 × 330,652,802.70 - Step 4: Simplify right side
539,537,021.82x = 246,197,172,730,945,024 - Step 5: Solve for x
x = 246,197,172,730,945,024/539,537,021.82 - Step 6: Final answer
x = 456,311,917.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.