Finding the Fourth Proportional to 1,154,530,317.92, 1,593,190,476.36 and 652,709,098.62
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Solution
The fourth proportional to 1,154,530,317.92, 1,593,190,476.36 and 652,709,098.62 is: 900,703,865.13
Step by Step Solution
- Step 1: Write the proportion equation
1,154,530,317.92 : 1,593,190,476.36 = 652,709,098.62 : x - Step 2: Convert to fraction form
1,154,530,317.92/1,593,190,476.36 = 652,709,098.62/x - Step 3: Cross multiply
1,154,530,317.92x = 1,593,190,476.36 × 652,709,098.62 - Step 4: Simplify right side
1,154,530,317.92x = 1,039,889,919,754,903,936 - Step 5: Solve for x
x = 1,039,889,919,754,903,936/1,154,530,317.92 - Step 6: Final answer
x = 900,703,865.13
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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.