Finding the Fourth Proportional to 6,507,094,989.07, 8,979,163,619.36 and 3,649,353,218.47
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Solution
The fourth proportional to 6,507,094,989.07, 8,979,163,619.36 and 3,649,353,218.47 is: 5,035,755,541.99
Step by Step Solution
- Step 1: Write the proportion equation
6,507,094,989.07 : 8,979,163,619.36 = 3,649,353,218.47 : x - Step 2: Convert to fraction form
6,507,094,989.07/8,979,163,619.36 = 3,649,353,218.47/x - Step 3: Cross multiply
6,507,094,989.07x = 8,979,163,619.36 × 3,649,353,218.47 - Step 4: Simplify right side
6,507,094,989.07x = 32,768,139,653,461,901,312 - Step 5: Solve for x
x = 32,768,139,653,461,901,312/6,507,094,989.07 - Step 6: Final answer
x = 5,035,755,541.99
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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.