Finding the Fourth Proportional to 758,774,276.92, 1,046,530,777.62 and 653,107,534.84
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Solution
The fourth proportional to 758,774,276.92, 1,046,530,777.62 and 653,107,534.84 is: 900,791,127.34
Step by Step Solution
- Step 1: Write the proportion equation
758,774,276.92 : 1,046,530,777.62 = 653,107,534.84 : x - Step 2: Convert to fraction form
758,774,276.92/1,046,530,777.62 = 653,107,534.84/x - Step 3: Cross multiply
758,774,276.92x = 1,046,530,777.62 × 653,107,534.84 - Step 4: Simplify right side
758,774,276.92x = 683,497,136,305,586,432 - Step 5: Solve for x
x = 683,497,136,305,586,432/758,774,276.92 - Step 6: Final answer
x = 900,791,127.34
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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.