Finding the Fourth Proportional to 746,202,264.50, 1,029,753,373.98 and 411,688,885.91
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Solution
The fourth proportional to 746,202,264.50, 1,029,753,373.98 and 411,688,885.91 is: 568,127,489.64
Step by Step Solution
- Step 1: Write the proportion equation
746,202,264.50 : 1,029,753,373.98 = 411,688,885.91 : x - Step 2: Convert to fraction form
746,202,264.50/1,029,753,373.98 = 411,688,885.91/x - Step 3: Cross multiply
746,202,264.50x = 1,029,753,373.98 × 411,688,885.91 - Step 4: Simplify right side
746,202,264.50x = 423,938,019,295,889,792 - Step 5: Solve for x
x = 423,938,019,295,889,792/746,202,264.50 - Step 6: Final answer
x = 568,127,489.64
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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.