Finding the Fourth Proportional to 1,924,860,824.57, 2,656,239,209.51 and 1,089,467,459.03
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Solution
The fourth proportional to 1,924,860,824.57, 2,656,239,209.51 and 1,089,467,459.03 is: 1,503,426,193.32
Step by Step Solution
- Step 1: Write the proportion equation
1,924,860,824.57 : 2,656,239,209.51 = 1,089,467,459.03 : x - Step 2: Convert to fraction form
1,924,860,824.57/2,656,239,209.51 = 1,089,467,459.03/x - Step 3: Cross multiply
1,924,860,824.57x = 2,656,239,209.51 × 1,089,467,459.03 - Step 4: Simplify right side
1,924,860,824.57x = 2,893,886,182,141,987,328 - Step 5: Solve for x
x = 2,893,886,182,141,987,328/1,924,860,824.57 - Step 6: Final answer
x = 1,503,426,193.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.