Finding the Fourth Proportional to 29,131,652,602.49, 40,201,252,750.68 and 16,271,480,238.91
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Solution
The fourth proportional to 29,131,652,602.49, 40,201,252,750.68 and 16,271,480,238.91 is: 22,454,403,759.30
Step by Step Solution
- Step 1: Write the proportion equation
29,131,652,602.49 : 40,201,252,750.68 = 16,271,480,238.91 : x - Step 2: Convert to fraction form
29,131,652,602.49/40,201,252,750.68 = 16,271,480,238.91/x - Step 3: Cross multiply
29,131,652,602.49x = 40,201,252,750.68 × 16,271,480,238.91 - Step 4: Simplify right side
29,131,652,602.49x = 654,133,889,712,115,941,376 - Step 5: Solve for x
x = 654,133,889,712,115,941,376/29,131,652,602.49 - Step 6: Final answer
x = 22,454,403,759.30
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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.