Finding the Fourth Proportional to 2,519,348,335.19, 3,778,881,252.18 and 772,546,276.37
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Solution
The fourth proportional to 2,519,348,335.19, 3,778,881,252.18 and 772,546,276.37 is: 1,158,776,100.72
Step by Step Solution
- Step 1: Write the proportion equation
2,519,348,335.19 : 3,778,881,252.18 = 772,546,276.37 : x - Step 2: Convert to fraction form
2,519,348,335.19/3,778,881,252.18 = 772,546,276.37/x - Step 3: Cross multiply
2,519,348,335.19x = 3,778,881,252.18 × 772,546,276.37 - Step 4: Simplify right side
2,519,348,335.19x = 2,919,360,640,197,167,616 - Step 5: Solve for x
x = 2,919,360,640,197,167,616/2,519,348,335.19 - Step 6: Final answer
x = 1,158,776,100.72
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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.