Finding the Fourth Proportional to 5,181,534,865.04, 7,772,324,957.64 and 1,640,293,594.11
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Solution
The fourth proportional to 5,181,534,865.04, 7,772,324,957.64 and 1,640,293,594.11 is: 2,460,447,564.56
Step by Step Solution
- Step 1: Write the proportion equation
5,181,534,865.04 : 7,772,324,957.64 = 1,640,293,594.11 : x - Step 2: Convert to fraction form
5,181,534,865.04/7,772,324,957.64 = 1,640,293,594.11/x - Step 3: Cross multiply
5,181,534,865.04x = 7,772,324,957.64 × 1,640,293,594.11 - Step 4: Simplify right side
5,181,534,865.04x = 12,748,894,839,358,169,088 - Step 5: Solve for x
x = 12,748,894,839,358,169,088/5,181,534,865.04 - Step 6: Final answer
x = 2,460,447,564.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.