Finding the Fourth Proportional to 2,447,482,316.40, 3,671,218,881.36 and 766,896,454.80
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Solution
The fourth proportional to 2,447,482,316.40, 3,671,218,881.36 and 766,896,454.80 is: 1,150,343,242.95
Step by Step Solution
- Step 1: Write the proportion equation
2,447,482,316.40 : 3,671,218,881.36 = 766,896,454.80 : x - Step 2: Convert to fraction form
2,447,482,316.40/3,671,218,881.36 = 766,896,454.80/x - Step 3: Cross multiply
2,447,482,316.40x = 3,671,218,881.36 × 766,896,454.80 - Step 4: Simplify right side
2,447,482,316.40x = 2,815,444,744,909,805,568 - Step 5: Solve for x
x = 2,815,444,744,909,805,568/2,447,482,316.40 - Step 6: Final answer
x = 1,150,343,242.95
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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.