Finding the Fourth Proportional to 2,386,985,320.59, 3,270,185,771.99 and 2,297,519,294.95
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Solution
The fourth proportional to 2,386,985,320.59, 3,270,185,771.99 and 2,297,519,294.95 is: 3,147,616,721.57
Step by Step Solution
- Step 1: Write the proportion equation
2,386,985,320.59 : 3,270,185,771.99 = 2,297,519,294.95 : x - Step 2: Convert to fraction form
2,386,985,320.59/3,270,185,771.99 = 2,297,519,294.95/x - Step 3: Cross multiply
2,386,985,320.59x = 3,270,185,771.99 × 2,297,519,294.95 - Step 4: Simplify right side
2,386,985,320.59x = 7,513,314,909,216,707,584 - Step 5: Solve for x
x = 7,513,314,909,216,707,584/2,386,985,320.59 - Step 6: Final answer
x = 3,147,616,721.57
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.