Finding the Fourth Proportional to 3,249,097,957.17, 4,487,961,113.06 and 2,686,853,898.09
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Solution
The fourth proportional to 3,249,097,957.17, 4,487,961,113.06 and 2,686,853,898.09 is: 3,711,336,490.94
Step by Step Solution
- Step 1: Write the proportion equation
3,249,097,957.17 : 4,487,961,113.06 = 2,686,853,898.09 : x - Step 2: Convert to fraction form
3,249,097,957.17/4,487,961,113.06 = 2,686,853,898.09/x - Step 3: Cross multiply
3,249,097,957.17x = 4,487,961,113.06 × 2,686,853,898.09 - Step 4: Simplify right side
3,249,097,957.17x = 12,058,495,811,088,162,816 - Step 5: Solve for x
x = 12,058,495,811,088,162,816/3,249,097,957.17 - Step 6: Final answer
x = 3,711,336,490.94
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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.