Finding the Fourth Proportional to 90,759,430.90, 136,080,803.32 and 59,598,270.99
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Solution
The fourth proportional to 90,759,430.90, 136,080,803.32 and 59,598,270.99 is: 89,359,094.83
Step by Step Solution
- Step 1: Write the proportion equation
90,759,430.90 : 136,080,803.32 = 59,598,270.99 : x - Step 2: Convert to fraction form
90,759,430.90/136,080,803.32 = 59,598,270.99/x - Step 3: Cross multiply
90,759,430.90x = 136,080,803.32 × 59,598,270.99 - Step 4: Simplify right side
90,759,430.90x = 8,110,180,592,653,256 - Step 5: Solve for x
x = 8,110,180,592,653,256/90,759,430.90 - Step 6: Final answer
x = 89,359,094.83
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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.