Finding the Fourth Proportional to 472,692,658.39, 652,424,707.70 and 277,185,355.99
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Solution
The fourth proportional to 472,692,658.39, 652,424,707.70 and 277,185,355.99 is: 382,579,614.15
Step by Step Solution
- Step 1: Write the proportion equation
472,692,658.39 : 652,424,707.70 = 277,185,355.99 : x - Step 2: Convert to fraction form
472,692,658.39/652,424,707.70 = 277,185,355.99/x - Step 3: Cross multiply
472,692,658.39x = 652,424,707.70 × 277,185,355.99 - Step 4: Simplify right side
472,692,658.39x = 180,842,574,860,496,224 - Step 5: Solve for x
x = 180,842,574,860,496,224/472,692,658.39 - Step 6: Final answer
x = 382,579,614.15
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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.