Finding the Fourth Proportional to 83,564,351.70, 125,346,527.55 and 83,564,351.70
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Solution
The fourth proportional to 83,564,351.70, 125,346,527.55 and 83,564,351.70 is: 125,346,527.55
Step by Step Solution
- Step 1: Write the proportion equation
83,564,351.70 : 125,346,527.55 = 83,564,351.70 : x - Step 2: Convert to fraction form
83,564,351.70/125,346,527.55 = 83,564,351.70/x - Step 3: Cross multiply
83,564,351.70x = 125,346,527.55 × 83,564,351.70 - Step 4: Simplify right side
83,564,351.70x = 10,474,501,312,561,940 - Step 5: Solve for x
x = 10,474,501,312,561,940/83,564,351.70 - Step 6: Final answer
x = 125,346,527.55
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1.5x scale
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.