Finding the Fourth Proportional to 19,860,872,718.16, 29,794,370,177.40 and 6,771,608,434
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Solution
The fourth proportional to 19,860,872,718.16, 29,794,370,177.40 and 6,771,608,434 is: 10,158,456,339.86
Step by Step Solution
- Step 1: Write the proportion equation
19,860,872,718.16 : 29,794,370,177.40 = 6,771,608,434 : x - Step 2: Convert to fraction form
19,860,872,718.16/29,794,370,177.40 = 6,771,608,434/x - Step 3: Cross multiply
19,860,872,718.16x = 29,794,370,177.40 × 6,771,608,434 - Step 4: Simplify right side
19,860,872,718.16x = 201,755,808,378,999,930,880 - Step 5: Solve for x
x = 201,755,808,378,999,930,880/19,860,872,718.16 - Step 6: Final answer
x = 10,158,456,339.86
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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.