Finding the Fourth Proportional to 4,703,466,929.80, 6,490,732,854.18 and 2,588,877,663.88
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Solution
The fourth proportional to 4,703,466,929.80, 6,490,732,854.18 and 2,588,877,663.88 is: 3,572,622,824.65
Step by Step Solution
- Step 1: Write the proportion equation
4,703,466,929.80 : 6,490,732,854.18 = 2,588,877,663.88 : x - Step 2: Convert to fraction form
4,703,466,929.80/6,490,732,854.18 = 2,588,877,663.88/x - Step 3: Cross multiply
4,703,466,929.80x = 6,490,732,854.18 × 2,588,877,663.88 - Step 4: Simplify right side
4,703,466,929.80x = 16,803,713,308,398,684,160 - Step 5: Solve for x
x = 16,803,713,308,398,684,160/4,703,466,929.80 - Step 6: Final answer
x = 3,572,622,824.65
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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.