Finding the Fourth Proportional to 2,449,513,125.20, 3,674,747,984.70 and 975,402,079.40
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Solution
The fourth proportional to 2,449,513,125.20, 3,674,747,984.70 and 975,402,079.40 is: 1,463,293,578.09
Step by Step Solution
- Step 1: Write the proportion equation
2,449,513,125.20 : 3,674,747,984.70 = 975,402,079.40 : x - Step 2: Convert to fraction form
2,449,513,125.20/3,674,747,984.70 = 975,402,079.40/x - Step 3: Cross multiply
2,449,513,125.20x = 3,674,747,984.70 × 975,402,079.40 - Step 4: Simplify right side
2,449,513,125.20x = 3,584,356,825,547,339,264 - Step 5: Solve for x
x = 3,584,356,825,547,339,264/2,449,513,125.20 - Step 6: Final answer
x = 1,463,293,578.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.