Finding the Fourth Proportional to 5,878,651,539.43, 8,112,535,547.85 and 3,238,452,651.43
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Solution
The fourth proportional to 5,878,651,539.43, 8,112,535,547.85 and 3,238,452,651.43 is: 4,469,062,688.70
Step by Step Solution
- Step 1: Write the proportion equation
5,878,651,539.43 : 8,112,535,547.85 = 3,238,452,651.43 : x - Step 2: Convert to fraction form
5,878,651,539.43/8,112,535,547.85 = 3,238,452,651.43/x - Step 3: Cross multiply
5,878,651,539.43x = 8,112,535,547.85 × 3,238,452,651.43 - Step 4: Simplify right side
5,878,651,539.43x = 26,272,062,254,764,695,552 - Step 5: Solve for x
x = 26,272,062,254,764,695,552/5,878,651,539.43 - Step 6: Final answer
x = 4,469,062,688.70
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1.5x scale
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.