Finding the Fourth Proportional to 832,033,259.30, 1,248,049,888.95 and 590,168,555.30
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Solution
The fourth proportional to 832,033,259.30, 1,248,049,888.95 and 590,168,555.30 is: 885,252,832.95
Step by Step Solution
- Step 1: Write the proportion equation
832,033,259.30 : 1,248,049,888.95 = 590,168,555.30 : x - Step 2: Convert to fraction form
832,033,259.30/1,248,049,888.95 = 590,168,555.30/x - Step 3: Cross multiply
832,033,259.30x = 1,248,049,888.95 × 590,168,555.30 - Step 4: Simplify right side
832,033,259.30x = 736,559,799,903,946,880 - Step 5: Solve for x
x = 736,559,799,903,946,880/832,033,259.30 - Step 6: Final answer
x = 885,252,832.95
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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.