Finding the Fourth Proportional to 463,670,779.70, 695,506,169.55 and 248,679,931.70
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Solution
The fourth proportional to 463,670,779.70, 695,506,169.55 and 248,679,931.70 is: 373,019,897.55
Step by Step Solution
- Step 1: Write the proportion equation
463,670,779.70 : 695,506,169.55 = 248,679,931.70 : x - Step 2: Convert to fraction form
463,670,779.70/695,506,169.55 = 248,679,931.70/x - Step 3: Cross multiply
463,670,779.70x = 695,506,169.55 × 248,679,931.70 - Step 4: Simplify right side
463,670,779.70x = 172,958,426,740,622,592 - Step 5: Solve for x
x = 172,958,426,740,622,592/463,670,779.70 - Step 6: Final answer
x = 373,019,897.55
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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.