Finding the Fourth Proportional to 373,248,328.20, 559,872,492.30 and 257,989,345.80
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Solution
The fourth proportional to 373,248,328.20, 559,872,492.30 and 257,989,345.80 is: 386,984,018.70
Step by Step Solution
- Step 1: Write the proportion equation
373,248,328.20 : 559,872,492.30 = 257,989,345.80 : x - Step 2: Convert to fraction form
373,248,328.20/559,872,492.30 = 257,989,345.80/x - Step 3: Cross multiply
373,248,328.20x = 559,872,492.30 × 257,989,345.80 - Step 4: Simplify right side
373,248,328.20x = 144,441,138,019,892,544 - Step 5: Solve for x
x = 144,441,138,019,892,544/373,248,328.20 - Step 6: Final answer
x = 386,984,018.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.