Finding the Fourth Proportional to 532,560,246.30, 798,840,369.45 and 403,420,083.30
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Solution
The fourth proportional to 532,560,246.30, 798,840,369.45 and 403,420,083.30 is: 605,130,124.95
Step by Step Solution
- Step 1: Write the proportion equation
532,560,246.30 : 798,840,369.45 = 403,420,083.30 : x - Step 2: Convert to fraction form
532,560,246.30/798,840,369.45 = 403,420,083.30/x - Step 3: Cross multiply
532,560,246.30x = 798,840,369.45 × 403,420,083.30 - Step 4: Simplify right side
532,560,246.30x = 322,268,248,386,921,792 - Step 5: Solve for x
x = 322,268,248,386,921,792/532,560,246.30 - Step 6: Final answer
x = 605,130,124.95
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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.