Finding the Fourth Proportional to 832,039,230.80, 1,248,058,846.20 and 590,174,526.80
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Solution
The fourth proportional to 832,039,230.80, 1,248,058,846.20 and 590,174,526.80 is: 885,261,790.20
Step by Step Solution
- Step 1: Write the proportion equation
832,039,230.80 : 1,248,058,846.20 = 590,174,526.80 : x - Step 2: Convert to fraction form
832,039,230.80/1,248,058,846.20 = 590,174,526.80/x - Step 3: Cross multiply
832,039,230.80x = 1,248,058,846.20 × 590,174,526.80 - Step 4: Simplify right side
832,039,230.80x = 736,572,538,974,638,976 - Step 5: Solve for x
x = 736,572,538,974,638,976/832,039,230.80 - Step 6: Final answer
x = 885,261,790.20
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Double scale
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Similar ratio
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1.5x scale
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.