Finding the Fourth Proportional to 5,598,011,643.32, 7,725,210,157.68 and 3,057,695,230.64
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Solution
The fourth proportional to 5,598,011,643.32, 7,725,210,157.68 and 3,057,695,230.64 is: 4,219,594,341.67
Step by Step Solution
- Step 1: Write the proportion equation
5,598,011,643.32 : 7,725,210,157.68 = 3,057,695,230.64 : x - Step 2: Convert to fraction form
5,598,011,643.32/7,725,210,157.68 = 3,057,695,230.64/x - Step 3: Cross multiply
5,598,011,643.32x = 7,725,210,157.68 × 3,057,695,230.64 - Step 4: Simplify right side
5,598,011,643.32x = 23,621,338,254,779,879,424 - Step 5: Solve for x
x = 23,621,338,254,779,879,424/5,598,011,643.32 - Step 6: Final answer
x = 4,219,594,341.67
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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.