Finding the Fourth Proportional to 586,334,135.12, 879,500,458.98 and 149,634,829.05
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Solution
The fourth proportional to 586,334,135.12, 879,500,458.98 and 149,634,829.05 is: 224,452,053.78
Step by Step Solution
- Step 1: Write the proportion equation
586,334,135.12 : 879,500,458.98 = 149,634,829.05 : x - Step 2: Convert to fraction form
586,334,135.12/879,500,458.98 = 149,634,829.05/x - Step 3: Cross multiply
586,334,135.12x = 879,500,458.98 × 149,634,829.05 - Step 4: Simplify right side
586,334,135.12x = 131,603,900,828,868,848 - Step 5: Solve for x
x = 131,603,900,828,868,848/586,334,135.12 - Step 6: Final answer
x = 224,452,053.78
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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.