Finding the Fourth Proportional to 426,483,652.08, 639,725,485.08 and 103,367,524.08
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Solution
The fourth proportional to 426,483,652.08, 639,725,485.08 and 103,367,524.08 is: 155,051,287.81
Step by Step Solution
- Step 1: Write the proportion equation
426,483,652.08 : 639,725,485.08 = 103,367,524.08 : x - Step 2: Convert to fraction form
426,483,652.08/639,725,485.08 = 103,367,524.08/x - Step 3: Cross multiply
426,483,652.08x = 639,725,485.08 × 103,367,524.08 - Step 4: Simplify right side
426,483,652.08x = 66,126,839,483,596,584 - Step 5: Solve for x
x = 66,126,839,483,596,584/426,483,652.08 - Step 6: Final answer
x = 155,051,287.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.