Finding the Fourth Proportional to 1,065,724,715.20, 1,596,319,591.20 and 884,326,187.20
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Solution
The fourth proportional to 1,065,724,715.20, 1,596,319,591.20 and 884,326,187.20 is: 1,324,607,750.49
Step by Step Solution
- Step 1: Write the proportion equation
1,065,724,715.20 : 1,596,319,591.20 = 884,326,187.20 : x - Step 2: Convert to fraction form
1,065,724,715.20/1,596,319,591.20 = 884,326,187.20/x - Step 3: Cross multiply
1,065,724,715.20x = 1,596,319,591.20 × 884,326,187.20 - Step 4: Simplify right side
1,065,724,715.20x = 1,411,667,217,638,558,720 - Step 5: Solve for x
x = 1,411,667,217,638,558,720/1,065,724,715.20 - Step 6: Final answer
x = 1,324,607,750.49
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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.