Finding the Fourth Proportional to 617,704,633.60, 926,556,423.36 and 157,642,766.08
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Solution
The fourth proportional to 617,704,633.60, 926,556,423.36 and 157,642,766.08 is: 236,464,014.62
Step by Step Solution
- Step 1: Write the proportion equation
617,704,633.60 : 926,556,423.36 = 157,642,766.08 : x - Step 2: Convert to fraction form
617,704,633.60/926,556,423.36 = 157,642,766.08/x - Step 3: Cross multiply
617,704,633.60x = 926,556,423.36 × 157,642,766.08 - Step 4: Simplify right side
617,704,633.60x = 146,064,917,507,661,952 - Step 5: Solve for x
x = 146,064,917,507,661,952/617,704,633.60 - Step 6: Final answer
x = 236,464,014.62
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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.