Finding the Fourth Proportional to 896,974,765.70, 1,345,462,148.55 and 896,974,765.70
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Solution
The fourth proportional to 896,974,765.70, 1,345,462,148.55 and 896,974,765.70 is: 1,345,462,148.55
Step by Step Solution
- Step 1: Write the proportion equation
896,974,765.70 : 1,345,462,148.55 = 896,974,765.70 : x - Step 2: Convert to fraction form
896,974,765.70/1,345,462,148.55 = 896,974,765.70/x - Step 3: Cross multiply
896,974,765.70x = 1,345,462,148.55 × 896,974,765.70 - Step 4: Simplify right side
896,974,765.70x = 1,206,845,595,453,854,976 - Step 5: Solve for x
x = 1,206,845,595,453,854,976/896,974,765.70 - Step 6: Final answer
x = 1,345,462,148.55
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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.