Finding the Fourth Proportional to 4,502,639,191.64, 6,210,018,990.41 and 3,958,316,292.87
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Solution
The fourth proportional to 4,502,639,191.64, 6,210,018,990.41 and 3,958,316,292.87 is: 5,459,291,385.02
Step by Step Solution
- Step 1: Write the proportion equation
4,502,639,191.64 : 6,210,018,990.41 = 3,958,316,292.87 : x - Step 2: Convert to fraction form
4,502,639,191.64/6,210,018,990.41 = 3,958,316,292.87/x - Step 3: Cross multiply
4,502,639,191.64x = 6,210,018,990.41 × 3,958,316,292.87 - Step 4: Simplify right side
4,502,639,191.64x = 24,581,219,348,752,216,064 - Step 5: Solve for x
x = 24,581,219,348,752,216,064/4,502,639,191.64 - Step 6: Final answer
x = 5,459,291,385.02
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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.