Finding the Fourth Proportional to 219,175,265.18, 328,778,235.94 and 88,017,519.36
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Solution
The fourth proportional to 219,175,265.18, 328,778,235.94 and 88,017,519.36 is: 132,032,438.62
Step by Step Solution
- Step 1: Write the proportion equation
219,175,265.18 : 328,778,235.94 = 88,017,519.36 : x - Step 2: Convert to fraction form
219,175,265.18/328,778,235.94 = 88,017,519.36/x - Step 3: Cross multiply
219,175,265.18x = 328,778,235.94 × 88,017,519.36 - Step 4: Simplify right side
219,175,265.18x = 28,938,244,746,995,596 - Step 5: Solve for x
x = 28,938,244,746,995,596/219,175,265.18 - Step 6: Final answer
x = 132,032,438.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.