Finding the Fourth Proportional to 569,344,328.66, 854,053,965.69 and 149,175,988.79
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Solution
The fourth proportional to 569,344,328.66, 854,053,965.69 and 149,175,988.79 is: 223,773,801.55
Step by Step Solution
- Step 1: Write the proportion equation
569,344,328.66 : 854,053,965.69 = 149,175,988.79 : x - Step 2: Convert to fraction form
569,344,328.66/854,053,965.69 = 149,175,988.79/x - Step 3: Cross multiply
569,344,328.66x = 854,053,965.69 × 149,175,988.79 - Step 4: Simplify right side
569,344,328.66x = 127,404,344,813,961,616 - Step 5: Solve for x
x = 127,404,344,813,961,616/569,344,328.66 - Step 6: Final answer
x = 223,773,801.55
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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.