Finding the Fourth Proportional to 9,962,366,528.18, 13,748,229,143.80 and 5,948,387,562.18
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Solution
The fourth proportional to 9,962,366,528.18, 13,748,229,143.80 and 5,948,387,562.18 is: 8,208,872,360.76
Step by Step Solution
- Step 1: Write the proportion equation
9,962,366,528.18 : 13,748,229,143.80 = 5,948,387,562.18 : x - Step 2: Convert to fraction form
9,962,366,528.18/13,748,229,143.80 = 5,948,387,562.18/x - Step 3: Cross multiply
9,962,366,528.18x = 13,748,229,143.80 × 5,948,387,562.18 - Step 4: Simplify right side
9,962,366,528.18x = 81,779,795,240,980,512,768 - Step 5: Solve for x
x = 81,779,795,240,980,512,768/9,962,366,528.18 - Step 6: Final answer
x = 8,208,872,360.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.