Finding the Fourth Proportional to 2,201,288,252, 3,036,776,808.78 and 1,308,708,516.08
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Solution
The fourth proportional to 2,201,288,252, 3,036,776,808.78 and 1,308,708,516.08 is: 1,805,422,650.79
Step by Step Solution
- Step 1: Write the proportion equation
2,201,288,252 : 3,036,776,808.78 = 1,308,708,516.08 : x - Step 2: Convert to fraction form
2,201,288,252/3,036,776,808.78 = 1,308,708,516.08/x - Step 3: Cross multiply
2,201,288,252x = 3,036,776,808.78 × 1,308,708,516.08 - Step 4: Simplify right side
2,201,288,252x = 3,974,255,671,084,631,552 - Step 5: Solve for x
x = 3,974,255,671,084,631,552/2,201,288,252 - Step 6: Final answer
x = 1,805,422,650.79
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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.