Finding the Fourth Proportional to 422,860,919.58, 583,552,048.68 and 237,225,919.86
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Solution
The fourth proportional to 422,860,919.58, 583,552,048.68 and 237,225,919.86 is: 327,374,002.00
Step by Step Solution
- Step 1: Write the proportion equation
422,860,919.58 : 583,552,048.68 = 237,225,919.86 : x - Step 2: Convert to fraction form
422,860,919.58/583,552,048.68 = 237,225,919.86/x - Step 3: Cross multiply
422,860,919.58x = 583,552,048.68 × 237,225,919.86 - Step 4: Simplify right side
422,860,919.58x = 138,433,671,534,300,496 - Step 5: Solve for x
x = 138,433,671,534,300,496/422,860,919.58 - Step 6: Final answer
x = 327,374,002.00
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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.