Finding the Fourth Proportional to 1,708,042,317,626.30, 2,357,134,398,909.20 and 937,284,266,197.56
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Solution
The fourth proportional to 1,708,042,317,626.30, 2,357,134,398,909.20 and 937,284,266,197.56 is: 1,293,472,042,590.23
Step by Step Solution
- Step 1: Write the proportion equation
1,708,042,317,626.30 : 2,357,134,398,909.20 = 937,284,266,197.56 : x - Step 2: Convert to fraction form
1,708,042,317,626.30/2,357,134,398,909.20 = 937,284,266,197.56/x - Step 3: Cross multiply
1,708,042,317,626.30x = 2,357,134,398,909.20 × 937,284,266,197.56 - Step 4: Simplify right side
1,708,042,317,626.30x = 2,209,304,985,410,636,569,640,960 - Step 5: Solve for x
x = 2,209,304,985,410,636,569,640,960/1,708,042,317,626.30 - Step 6: Final answer
x = 1,293,472,042,590.23
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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.