Finding the Fourth Proportional to 2,127,127,702.33, 3,190,134,639.53 and 632,756,613.78
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Solution
The fourth proportional to 2,127,127,702.33, 3,190,134,639.53 and 632,756,613.78 is: 948,969,255.49
Step by Step Solution
- Step 1: Write the proportion equation
2,127,127,702.33 : 3,190,134,639.53 = 632,756,613.78 : x - Step 2: Convert to fraction form
2,127,127,702.33/3,190,134,639.53 = 632,756,613.78/x - Step 3: Cross multiply
2,127,127,702.33x = 3,190,134,639.53 × 632,756,613.78 - Step 4: Simplify right side
2,127,127,702.33x = 2,018,578,792,012,928,768 - Step 5: Solve for x
x = 2,018,578,792,012,928,768/2,127,127,702.33 - Step 6: Final answer
x = 948,969,255.49
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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.