Finding the Fourth Proportional to 4,478,841,477.12, 6,718,011,103.48 and 1,373,415,594.80
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Solution
The fourth proportional to 4,478,841,477.12, 6,718,011,103.48 and 1,373,415,594.80 is: 2,060,046,389.83
Step by Step Solution
- Step 1: Write the proportion equation
4,478,841,477.12 : 6,718,011,103.48 = 1,373,415,594.80 : x - Step 2: Convert to fraction form
4,478,841,477.12/6,718,011,103.48 = 1,373,415,594.80/x - Step 3: Cross multiply
4,478,841,477.12x = 6,718,011,103.48 × 1,373,415,594.80 - Step 4: Simplify right side
4,478,841,477.12x = 9,226,621,215,558,987,776 - Step 5: Solve for x
x = 9,226,621,215,558,987,776/4,478,841,477.12 - Step 6: Final answer
x = 2,060,046,389.83
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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.