Finding the Fourth Proportional to 1,133,834,002.08, 1,564,690,910.16 and 612,313,234.08
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Solution
The fourth proportional to 1,133,834,002.08, 1,564,690,910.16 and 612,313,234.08 is: 844,992,256.17
Step by Step Solution
- Step 1: Write the proportion equation
1,133,834,002.08 : 1,564,690,910.16 = 612,313,234.08 : x - Step 2: Convert to fraction form
1,133,834,002.08/1,564,690,910.16 = 612,313,234.08/x - Step 3: Cross multiply
1,133,834,002.08x = 1,564,690,910.16 × 612,313,234.08 - Step 4: Simplify right side
1,133,834,002.08x = 958,080,951,535,648,512 - Step 5: Solve for x
x = 958,080,951,535,648,512/1,133,834,002.08 - Step 6: Final answer
x = 844,992,256.17
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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.