Finding the Fourth Proportional to 39,724,234,004.79, 59,593,695,118.43 and 11,392,979,400.63
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Solution
The fourth proportional to 39,724,234,004.79, 59,593,695,118.43 and 11,392,979,400.63 is: 17,091,575,404.82
Step by Step Solution
- Step 1: Write the proportion equation
39,724,234,004.79 : 59,593,695,118.43 = 11,392,979,400.63 : x - Step 2: Convert to fraction form
39,724,234,004.79/59,593,695,118.43 = 11,392,979,400.63/x - Step 3: Cross multiply
39,724,234,004.79x = 59,593,695,118.43 × 11,392,979,400.63 - Step 4: Simplify right side
39,724,234,004.79x = 678,949,740,891,640,561,664 - Step 5: Solve for x
x = 678,949,740,891,640,561,664/39,724,234,004.79 - Step 6: Final answer
x = 17,091,575,404.82
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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.