Finding the Fourth Proportional to 1,435,437,268.32, 2,153,519,055.06 and 400,298,259.99
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Solution
The fourth proportional to 1,435,437,268.32, 2,153,519,055.06 and 400,298,259.99 is: 600,548,661.81
Step by Step Solution
- Step 1: Write the proportion equation
1,435,437,268.32 : 2,153,519,055.06 = 400,298,259.99 : x - Step 2: Convert to fraction form
1,435,437,268.32/2,153,519,055.06 = 400,298,259.99/x - Step 3: Cross multiply
1,435,437,268.32x = 2,153,519,055.06 × 400,298,259.99 - Step 4: Simplify right side
1,435,437,268.32x = 862,049,930,595,826,944 - Step 5: Solve for x
x = 862,049,930,595,826,944/1,435,437,268.32 - Step 6: Final answer
x = 600,548,661.81
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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.