Finding the Fourth Proportional to 48,292,834,312.80, 72,396,169,318.80 and 18,842,027,464.80
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Solution
The fourth proportional to 48,292,834,312.80, 72,396,169,318.80 and 18,842,027,464.80 is: 28,246,232,180.45
Step by Step Solution
- Step 1: Write the proportion equation
48,292,834,312.80 : 72,396,169,318.80 = 18,842,027,464.80 : x - Step 2: Convert to fraction form
48,292,834,312.80/72,396,169,318.80 = 18,842,027,464.80/x - Step 3: Cross multiply
48,292,834,312.80x = 72,396,169,318.80 × 18,842,027,464.80 - Step 4: Simplify right side
48,292,834,312.80x = 1,364,090,610,651,140,718,592 - Step 5: Solve for x
x = 1,364,090,610,651,140,718,592/48,292,834,312.80 - Step 6: Final answer
x = 28,246,232,180.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.