Finding the Fourth Proportional to 497,852,424.18, 687,018,329.55 and 274,829,315.67
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Solution
The fourth proportional to 497,852,424.18, 687,018,329.55 and 274,829,315.67 is: 379,254,510.36
Step by Step Solution
- Step 1: Write the proportion equation
497,852,424.18 : 687,018,329.55 = 274,829,315.67 : x - Step 2: Convert to fraction form
497,852,424.18/687,018,329.55 = 274,829,315.67/x - Step 3: Cross multiply
497,852,424.18x = 687,018,329.55 × 274,829,315.67 - Step 4: Simplify right side
497,852,424.18x = 188,812,777,362,973,024 - Step 5: Solve for x
x = 188,812,777,362,973,024/497,852,424.18 - Step 6: Final answer
x = 379,254,510.36
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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.