Finding the Fourth Proportional to 532,318,547.80, 798,336,104.10 and 163,852,787.80
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Solution
The fourth proportional to 532,318,547.80, 798,336,104.10 and 163,852,787.80 is: 245,735,559.65
Step by Step Solution
- Step 1: Write the proportion equation
532,318,547.80 : 798,336,104.10 = 163,852,787.80 : x - Step 2: Convert to fraction form
532,318,547.80/798,336,104.10 = 163,852,787.80/x - Step 3: Cross multiply
532,318,547.80x = 798,336,104.10 × 163,852,787.80 - Step 4: Simplify right side
532,318,547.80x = 130,809,596,258,176,016 - Step 5: Solve for x
x = 130,809,596,258,176,016/532,318,547.80 - Step 6: Final answer
x = 245,735,559.65
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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.