Finding the Fourth Proportional to 2,319,912,527.08, 3,201,547,271 and 1,262,708,974.12
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Solution
The fourth proportional to 2,319,912,527.08, 3,201,547,271 and 1,262,708,974.12 is: 1,742,575,387.21
Step by Step Solution
- Step 1: Write the proportion equation
2,319,912,527.08 : 3,201,547,271 = 1,262,708,974.12 : x - Step 2: Convert to fraction form
2,319,912,527.08/3,201,547,271 = 1,262,708,974.12/x - Step 3: Cross multiply
2,319,912,527.08x = 3,201,547,271 × 1,262,708,974.12 - Step 4: Simplify right side
2,319,912,527.08x = 4,042,622,470,161,095,168 - Step 5: Solve for x
x = 4,042,622,470,161,095,168/2,319,912,527.08 - Step 6: Final answer
x = 1,742,575,387.21
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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.