Finding the Fourth Proportional to 1,088,001,299.24, 1,631,842,504.68 and 535,155,332.12
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Solution
The fourth proportional to 1,088,001,299.24, 1,631,842,504.68 and 535,155,332.12 is: 802,654,572.35
Step by Step Solution
- Step 1: Write the proportion equation
1,088,001,299.24 : 1,631,842,504.68 = 535,155,332.12 : x - Step 2: Convert to fraction form
1,088,001,299.24/1,631,842,504.68 = 535,155,332.12/x - Step 3: Cross multiply
1,088,001,299.24x = 1,631,842,504.68 × 535,155,332.12 - Step 4: Simplify right side
1,088,001,299.24x = 873,289,217,559,558,144 - Step 5: Solve for x
x = 873,289,217,559,558,144/1,088,001,299.24 - Step 6: Final answer
x = 802,654,572.35
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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.