Finding the Fourth Proportional to 90,641,094.41, 135,864,827.99 and 51,695,698.25
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Solution
The fourth proportional to 90,641,094.41, 135,864,827.99 and 51,695,698.25 is: 77,488,331.27
Step by Step Solution
- Step 1: Write the proportion equation
90,641,094.41 : 135,864,827.99 = 51,695,698.25 : x - Step 2: Convert to fraction form
90,641,094.41/135,864,827.99 = 51,695,698.25/x - Step 3: Cross multiply
90,641,094.41x = 135,864,827.99 × 51,695,698.25 - Step 4: Simplify right side
90,641,094.41x = 7,023,627,150,300,716 - Step 5: Solve for x
x = 7,023,627,150,300,716/90,641,094.41 - Step 6: Final answer
x = 77,488,331.27
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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.