Finding the Fourth Proportional to 384,912,247.30, 577,368,370.95 and 97,697,911.30
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Solution
The fourth proportional to 384,912,247.30, 577,368,370.95 and 97,697,911.30 is: 146,546,866.95
Step by Step Solution
- Step 1: Write the proportion equation
384,912,247.30 : 577,368,370.95 = 97,697,911.30 : x - Step 2: Convert to fraction form
384,912,247.30/577,368,370.95 = 97,697,911.30/x - Step 3: Cross multiply
384,912,247.30x = 577,368,370.95 × 97,697,911.30 - Step 4: Simplify right side
384,912,247.30x = 56,407,683,892,498,600 - Step 5: Solve for x
x = 56,407,683,892,498,600/384,912,247.30 - Step 6: Final answer
x = 146,546,866.95
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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.