Finding the Fourth Proportional to 8,966,128,833.36, 12,372,443,512.20 and 5,005,101,618
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Solution
The fourth proportional to 8,966,128,833.36, 12,372,443,512.20 and 5,005,101,618 is: 6,906,585,684.02
Step by Step Solution
- Step 1: Write the proportion equation
8,966,128,833.36 : 12,372,443,512.20 = 5,005,101,618 : x - Step 2: Convert to fraction form
8,966,128,833.36/12,372,443,512.20 = 5,005,101,618/x - Step 3: Cross multiply
8,966,128,833.36x = 12,372,443,512.20 × 5,005,101,618 - Step 4: Simplify right side
8,966,128,833.36x = 61,925,337,041,525,825,536 - Step 5: Solve for x
x = 61,925,337,041,525,825,536/8,966,128,833.36 - Step 6: Final answer
x = 6,906,585,684.02
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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.