Finding the Fourth Proportional to 2,023,430,276, 2,791,478,740.02 and 1,354,590,810.92
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Solution
The fourth proportional to 2,023,430,276, 2,791,478,740.02 and 1,354,590,810.92 is: 1,868,762,909.68
Step by Step Solution
- Step 1: Write the proportion equation
2,023,430,276 : 2,791,478,740.02 = 1,354,590,810.92 : x - Step 2: Convert to fraction form
2,023,430,276/2,791,478,740.02 = 1,354,590,810.92/x - Step 3: Cross multiply
2,023,430,276x = 2,791,478,740.02 × 1,354,590,810.92 - Step 4: Simplify right side
2,023,430,276x = 3,781,311,450,109,632,000 - Step 5: Solve for x
x = 3,781,311,450,109,632,000/2,023,430,276 - Step 6: Final answer
x = 1,868,762,909.68
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1.5x scale
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.