Finding the Fourth Proportional to 841,477,669.84, 1,161,354,542.04 and 484,238,104.84
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Solution
The fourth proportional to 841,477,669.84, 1,161,354,542.04 and 484,238,104.84 is: 668,314,968.59
Step by Step Solution
- Step 1: Write the proportion equation
841,477,669.84 : 1,161,354,542.04 = 484,238,104.84 : x - Step 2: Convert to fraction form
841,477,669.84/1,161,354,542.04 = 484,238,104.84/x - Step 3: Cross multiply
841,477,669.84x = 1,161,354,542.04 × 484,238,104.84 - Step 4: Simplify right side
841,477,669.84x = 562,372,122,484,775,680 - Step 5: Solve for x
x = 562,372,122,484,775,680/841,477,669.84 - Step 6: Final answer
x = 668,314,968.59
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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.