Finding the Fourth Proportional to 671,168,593.84, 926,241,533.60 and 373,810,966.96
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Solution
The fourth proportional to 671,168,593.84, 926,241,533.60 and 373,810,966.96 is: 515,875,215.99
Step by Step Solution
- Step 1: Write the proportion equation
671,168,593.84 : 926,241,533.60 = 373,810,966.96 : x - Step 2: Convert to fraction form
671,168,593.84/926,241,533.60 = 373,810,966.96/x - Step 3: Cross multiply
671,168,593.84x = 926,241,533.60 × 373,810,966.96 - Step 4: Simplify right side
671,168,593.84x = 346,239,243,313,529,344 - Step 5: Solve for x
x = 346,239,243,313,529,344/671,168,593.84 - Step 6: Final answer
x = 515,875,215.99
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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.