Finding the Fourth Proportional to 1,104,151,298.79, 1,523,704,268.09 and 609,113,876.07
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Solution
The fourth proportional to 1,104,151,298.79, 1,523,704,268.09 and 609,113,876.07 is: 840,563,619.98
Step by Step Solution
- Step 1: Write the proportion equation
1,104,151,298.79 : 1,523,704,268.09 = 609,113,876.07 : x - Step 2: Convert to fraction form
1,104,151,298.79/1,523,704,268.09 = 609,113,876.07/x - Step 3: Cross multiply
1,104,151,298.79x = 1,523,704,268.09 × 609,113,876.07 - Step 4: Simplify right side
1,104,151,298.79x = 928,109,412,717,656,832 - Step 5: Solve for x
x = 928,109,412,717,656,832/1,104,151,298.79 - Step 6: Final answer
x = 840,563,619.98
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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.