Finding the Fourth Proportional to 91,175,206.04, 136,817,277.72 and 83,757,355.84
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Solution
The fourth proportional to 91,175,206.04, 136,817,277.72 and 83,757,355.84 is: 125,686,070.95
Step by Step Solution
- Step 1: Write the proportion equation
91,175,206.04 : 136,817,277.72 = 83,757,355.84 : x - Step 2: Convert to fraction form
91,175,206.04/136,817,277.72 = 83,757,355.84/x - Step 3: Cross multiply
91,175,206.04x = 136,817,277.72 × 83,757,355.84 - Step 4: Simplify right side
91,175,206.04x = 11,459,453,415,338,662 - Step 5: Solve for x
x = 11,459,453,415,338,662/91,175,206.04 - Step 6: Final answer
x = 125,686,070.95
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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.