Finding the Fourth Proportional to 736,799,666.24, 1,017,242,414.28 and 469,026,586.08
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Solution
The fourth proportional to 736,799,666.24, 1,017,242,414.28 and 469,026,586.08 is: 647,548,796.03
Step by Step Solution
- Step 1: Write the proportion equation
736,799,666.24 : 1,017,242,414.28 = 469,026,586.08 : x - Step 2: Convert to fraction form
736,799,666.24/1,017,242,414.28 = 469,026,586.08/x - Step 3: Cross multiply
736,799,666.24x = 1,017,242,414.28 × 469,026,586.08 - Step 4: Simplify right side
736,799,666.24x = 477,113,736,785,525,440 - Step 5: Solve for x
x = 477,113,736,785,525,440/736,799,666.24 - Step 6: Final answer
x = 647,548,796.03
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Double scale
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1.5x scale
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.