Finding the Fourth Proportional to 96,680,974.80, 144,808,885.80 and 83,926,390.80
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Solution
The fourth proportional to 96,680,974.80, 144,808,885.80 and 83,926,390.80 is: 125,705,053.82
Step by Step Solution
- Step 1: Write the proportion equation
96,680,974.80 : 144,808,885.80 = 83,926,390.80 : x - Step 2: Convert to fraction form
96,680,974.80/144,808,885.80 = 83,926,390.80/x - Step 3: Cross multiply
96,680,974.80x = 144,808,885.80 × 83,926,390.80 - Step 4: Simplify right side
96,680,974.80x = 12,153,287,140,963,372 - Step 5: Solve for x
x = 12,153,287,140,963,372/96,680,974.80 - Step 6: Final answer
x = 125,705,053.82
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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.