Finding the Fourth Proportional to 4,262,879,603.68, 5,884,585,210.40 and 2,656,128,447.94
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Solution
The fourth proportional to 4,262,879,603.68, 5,884,585,210.40 and 2,656,128,447.94 is: 3,666,585,884.38
Step by Step Solution
- Step 1: Write the proportion equation
4,262,879,603.68 : 5,884,585,210.40 = 2,656,128,447.94 : x - Step 2: Convert to fraction form
4,262,879,603.68/5,884,585,210.40 = 2,656,128,447.94/x - Step 3: Cross multiply
4,262,879,603.68x = 5,884,585,210.40 × 2,656,128,447.94 - Step 4: Simplify right side
4,262,879,603.68x = 15,630,214,181,670,428,672 - Step 5: Solve for x
x = 15,630,214,181,670,428,672/4,262,879,603.68 - Step 6: Final answer
x = 3,666,585,884.38
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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.