Finding the Fourth Proportional to 304,927,780,957.46, 421,404,094,051.16 and 249,908,173,981.08
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Solution
The fourth proportional to 304,927,780,957.46, 421,404,094,051.16 and 249,908,173,981.08 is: 345,368,097,723.99
Step by Step Solution
- Step 1: Write the proportion equation
304,927,780,957.46 : 421,404,094,051.16 = 249,908,173,981.08 : x - Step 2: Convert to fraction form
304,927,780,957.46/421,404,094,051.16 = 249,908,173,981.08/x - Step 3: Cross multiply
304,927,780,957.46x = 421,404,094,051.16 × 249,908,173,981.08 - Step 4: Simplify right side
304,927,780,957.46x = 105,312,327,652,476,683,550,720 - Step 5: Solve for x
x = 105,312,327,652,476,683,550,720/304,927,780,957.46 - Step 6: Final answer
x = 345,368,097,723.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.