Finding the Fourth Proportional to 463,671,251.70, 695,506,877.55 and 248,680,403.70
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Solution
The fourth proportional to 463,671,251.70, 695,506,877.55 and 248,680,403.70 is: 373,020,605.55
Step by Step Solution
- Step 1: Write the proportion equation
463,671,251.70 : 695,506,877.55 = 248,680,403.70 : x - Step 2: Convert to fraction form
463,671,251.70/695,506,877.55 = 248,680,403.70/x - Step 3: Cross multiply
463,671,251.70x = 695,506,877.55 × 248,680,403.70 - Step 4: Simplify right side
463,671,251.70x = 172,958,931,085,260,448 - Step 5: Solve for x
x = 172,958,931,085,260,448/463,671,251.70 - Step 6: Final answer
x = 373,020,605.55
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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.