Finding the Fourth Proportional to 70,828,433,240.68, 106,261,284,380.28 and 25,453,725,393.88
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Solution
The fourth proportional to 70,828,433,240.68, 106,261,284,380.28 and 25,453,725,393.88 is: 38,187,284,807.30
Step by Step Solution
- Step 1: Write the proportion equation
70,828,433,240.68 : 106,261,284,380.28 = 25,453,725,393.88 : x - Step 2: Convert to fraction form
70,828,433,240.68/106,261,284,380.28 = 25,453,725,393.88/x - Step 3: Cross multiply
70,828,433,240.68x = 106,261,284,380.28 × 25,453,725,393.88 - Step 4: Simplify right side
70,828,433,240.68x = 2,704,745,552,616,637,333,504 - Step 5: Solve for x
x = 2,704,745,552,616,637,333,504/70,828,433,240.68 - Step 6: Final answer
x = 38,187,284,807.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.