Finding the Fourth Proportional to 2,070,992,303.28, 2,857,950,447.12 and 1,131,194,663.28
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Solution
The fourth proportional to 2,070,992,303.28, 2,857,950,447.12 and 1,131,194,663.28 is: 1,561,038,294.82
Step by Step Solution
- Step 1: Write the proportion equation
2,070,992,303.28 : 2,857,950,447.12 = 1,131,194,663.28 : x - Step 2: Convert to fraction form
2,070,992,303.28/2,857,950,447.12 = 1,131,194,663.28/x - Step 3: Cross multiply
2,070,992,303.28x = 2,857,950,447.12 × 1,131,194,663.28 - Step 4: Simplify right side
2,070,992,303.28x = 3,232,898,293,700,833,792 - Step 5: Solve for x
x = 3,232,898,293,700,833,792/2,070,992,303.28 - Step 6: Final answer
x = 1,561,038,294.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.