Finding the Fourth Proportional to 4,758,856,962.80, 6,564,487,394.04 and 2,971,607,888.96
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Solution
The fourth proportional to 4,758,856,962.80, 6,564,487,394.04 and 2,971,607,888.96 is: 4,099,110,916.67
Step by Step Solution
- Step 1: Write the proportion equation
4,758,856,962.80 : 6,564,487,394.04 = 2,971,607,888.96 : x - Step 2: Convert to fraction form
4,758,856,962.80/6,564,487,394.04 = 2,971,607,888.96/x - Step 3: Cross multiply
4,758,856,962.80x = 6,564,487,394.04 × 2,971,607,888.96 - Step 4: Simplify right side
4,758,856,962.80x = 19,507,082,527,107,735,552 - Step 5: Solve for x
x = 19,507,082,527,107,735,552/4,758,856,962.80 - Step 6: Final answer
x = 4,099,110,916.67
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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.