Finding the Fourth Proportional to 248,403,626.55, 342,799,345.35 and 136,898,482.26
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Solution
The fourth proportional to 248,403,626.55, 342,799,345.35 and 136,898,482.26 is: 188,921,195.52
Step by Step Solution
- Step 1: Write the proportion equation
248,403,626.55 : 342,799,345.35 = 136,898,482.26 : x - Step 2: Convert to fraction form
248,403,626.55/342,799,345.35 = 136,898,482.26/x - Step 3: Cross multiply
248,403,626.55x = 342,799,345.35 × 136,898,482.26 - Step 4: Simplify right side
248,403,626.55x = 46,928,710,098,136,592 - Step 5: Solve for x
x = 46,928,710,098,136,592/248,403,626.55 - Step 6: Final answer
x = 188,921,195.52
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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.