Finding the Fourth Proportional to 119,033,438.04, 164,257,075.80 and 66,812,384.70
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Solution
The fourth proportional to 119,033,438.04, 164,257,075.80 and 66,812,384.70 is: 92,196,000.71
Step by Step Solution
- Step 1: Write the proportion equation
119,033,438.04 : 164,257,075.80 = 66,812,384.70 : x - Step 2: Convert to fraction form
119,033,438.04/164,257,075.80 = 66,812,384.70/x - Step 3: Cross multiply
119,033,438.04x = 164,257,075.80 × 66,812,384.70 - Step 4: Simplify right side
119,033,438.04x = 10,974,406,938,046,662 - Step 5: Solve for x
x = 10,974,406,938,046,662/119,033,438.04 - Step 6: Final answer
x = 92,196,000.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.