Finding the Fourth Proportional to 1,490,254,848,007.20, 2,235,382,272,010.80 and 595,452,189,088.80
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Solution
The fourth proportional to 1,490,254,848,007.20, 2,235,382,272,010.80 and 595,452,189,088.80 is: 893,178,283,633.20
Step by Step Solution
- Step 1: Write the proportion equation
1,490,254,848,007.20 : 2,235,382,272,010.80 = 595,452,189,088.80 : x - Step 2: Convert to fraction form
1,490,254,848,007.20/2,235,382,272,010.80 = 595,452,189,088.80/x - Step 3: Cross multiply
1,490,254,848,007.20x = 2,235,382,272,010.80 × 595,452,189,088.80 - Step 4: Simplify right side
1,490,254,848,007.20x = 1,331,063,267,319,126,161,358,848 - Step 5: Solve for x
x = 1,331,063,267,319,126,161,358,848/1,490,254,848,007.20 - Step 6: Final answer
x = 893,178,283,633.20
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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.