Finding the Fourth Proportional to 7,865,376,023.60, 11,798,064,035.40 and 3,204,709,312.40
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Solution
The fourth proportional to 7,865,376,023.60, 11,798,064,035.40 and 3,204,709,312.40 is: 4,807,063,968.60
Step by Step Solution
- Step 1: Write the proportion equation
7,865,376,023.60 : 11,798,064,035.40 = 3,204,709,312.40 : x - Step 2: Convert to fraction form
7,865,376,023.60/11,798,064,035.40 = 3,204,709,312.40/x - Step 3: Cross multiply
7,865,376,023.60x = 11,798,064,035.40 × 3,204,709,312.40 - Step 4: Simplify right side
7,865,376,023.60x = 37,809,365,682,537,906,176 - Step 5: Solve for x
x = 37,809,365,682,537,906,176/7,865,376,023.60 - Step 6: Final answer
x = 4,807,063,968.60
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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.