Finding the Fourth Proportional to 22,258,918,802.70, 33,388,378,204.05 and 11,798,565,599.70
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Solution
The fourth proportional to 22,258,918,802.70, 33,388,378,204.05 and 11,798,565,599.70 is: 17,697,848,399.55
Step by Step Solution
- Step 1: Write the proportion equation
22,258,918,802.70 : 33,388,378,204.05 = 11,798,565,599.70 : x - Step 2: Convert to fraction form
22,258,918,802.70/33,388,378,204.05 = 11,798,565,599.70/x - Step 3: Cross multiply
22,258,918,802.70x = 33,388,378,204.05 × 11,798,565,599.70 - Step 4: Simplify right side
22,258,918,802.70x = 393,934,970,508,077,629,440 - Step 5: Solve for x
x = 393,934,970,508,077,629,440/22,258,918,802.70 - Step 6: Final answer
x = 17,697,848,399.55
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1.5x scale
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.