Finding the Fourth Proportional to 835,254,268.80, 1,252,873,424.68 and 507,820,183.08
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Solution
The fourth proportional to 835,254,268.80, 1,252,873,424.68 and 507,820,183.08 is: 761,725,423.82
Step by Step Solution
- Step 1: Write the proportion equation
835,254,268.80 : 1,252,873,424.68 = 507,820,183.08 : x - Step 2: Convert to fraction form
835,254,268.80/1,252,873,424.68 = 507,820,183.08/x - Step 3: Cross multiply
835,254,268.80x = 1,252,873,424.68 × 507,820,183.08 - Step 4: Simplify right side
835,254,268.80x = 636,234,411,897,064,192 - Step 5: Solve for x
x = 636,234,411,897,064,192/835,254,268.80 - Step 6: Final answer
x = 761,725,423.82
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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.