Finding the Fourth Proportional to 1,303,660,705.41, 1,803,789,174.35 and 1,136,745,027.23
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Solution
The fourth proportional to 1,303,660,705.41, 1,803,789,174.35 and 1,136,745,027.23 is: 1,572,838,979.96
Step by Step Solution
- Step 1: Write the proportion equation
1,303,660,705.41 : 1,803,789,174.35 = 1,136,745,027.23 : x - Step 2: Convert to fraction form
1,303,660,705.41/1,803,789,174.35 = 1,136,745,027.23/x - Step 3: Cross multiply
1,303,660,705.41x = 1,803,789,174.35 × 1,136,745,027.23 - Step 4: Simplify right side
1,303,660,705.41x = 2,050,448,374,107,379,200 - Step 5: Solve for x
x = 2,050,448,374,107,379,200/1,303,660,705.41 - Step 6: Final answer
x = 1,572,838,979.96
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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.