Finding the Fourth Proportional to 2,916,226,238.60, 4,374,605,143.98 and 950,574,783.08
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Solution
The fourth proportional to 2,916,226,238.60, 4,374,605,143.98 and 950,574,783.08 is: 1,425,948,810.40
Step by Step Solution
- Step 1: Write the proportion equation
2,916,226,238.60 : 4,374,605,143.98 = 950,574,783.08 : x - Step 2: Convert to fraction form
2,916,226,238.60/4,374,605,143.98 = 950,574,783.08/x - Step 3: Cross multiply
2,916,226,238.60x = 4,374,605,143.98 × 950,574,783.08 - Step 4: Simplify right side
2,916,226,238.60x = 4,158,389,335,799,440,384 - Step 5: Solve for x
x = 4,158,389,335,799,440,384/2,916,226,238.60 - Step 6: Final answer
x = 1,425,948,810.40
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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.