Finding the Fourth Proportional to 4,856,782,937.40, 6,702,406,660.98 and 2,849,652,221.04
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Solution
The fourth proportional to 4,856,782,937.40, 6,702,406,660.98 and 2,849,652,221.04 is: 3,932,547,176.59
Step by Step Solution
- Step 1: Write the proportion equation
4,856,782,937.40 : 6,702,406,660.98 = 2,849,652,221.04 : x - Step 2: Convert to fraction form
4,856,782,937.40/6,702,406,660.98 = 2,849,652,221.04/x - Step 3: Cross multiply
4,856,782,937.40x = 6,702,406,660.98 × 2,849,652,221.04 - Step 4: Simplify right side
4,856,782,937.40x = 19,099,528,027,774,947,328 - Step 5: Solve for x
x = 19,099,528,027,774,947,328/4,856,782,937.40 - Step 6: Final answer
x = 3,932,547,176.59
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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.