Finding the Fourth Proportional to 2,421,542,487.60, 3,341,728,602.27 and 1,307,708,483.31
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Solution
The fourth proportional to 2,421,542,487.60, 3,341,728,602.27 and 1,307,708,483.31 is: 1,804,637,690.43
Step by Step Solution
- Step 1: Write the proportion equation
2,421,542,487.60 : 3,341,728,602.27 = 1,307,708,483.31 : x - Step 2: Convert to fraction form
2,421,542,487.60/3,341,728,602.27 = 1,307,708,483.31/x - Step 3: Cross multiply
2,421,542,487.60x = 3,341,728,602.27 × 1,307,708,483.31 - Step 4: Simplify right side
2,421,542,487.60x = 4,370,006,842,108,147,712 - Step 5: Solve for x
x = 4,370,006,842,108,147,712/2,421,542,487.60 - Step 6: Final answer
x = 1,804,637,690.43
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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.