Finding the Fourth Proportional to 902,159,869.79, 1,351,141,276.73 and 877,334,932.08
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Solution
The fourth proportional to 902,159,869.79, 1,351,141,276.73 and 877,334,932.08 is: 1,313,961,615.84
Step by Step Solution
- Step 1: Write the proportion equation
902,159,869.79 : 1,351,141,276.73 = 877,334,932.08 : x - Step 2: Convert to fraction form
902,159,869.79/1,351,141,276.73 = 877,334,932.08/x - Step 3: Cross multiply
902,159,869.79x = 1,351,141,276.73 × 877,334,932.08 - Step 4: Simplify right side
902,159,869.79x = 1,185,403,440,246,012,416 - Step 5: Solve for x
x = 1,185,403,440,246,012,416/902,159,869.79 - Step 6: Final answer
x = 1,313,961,615.84
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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.