Finding the Fourth Proportional to 302,518,965.80, 453,778,448.70 and 295,800,501.80
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Solution
The fourth proportional to 302,518,965.80, 453,778,448.70 and 295,800,501.80 is: 443,700,752.70
Step by Step Solution
- Step 1: Write the proportion equation
302,518,965.80 : 453,778,448.70 = 295,800,501.80 : x - Step 2: Convert to fraction form
302,518,965.80/453,778,448.70 = 295,800,501.80/x - Step 3: Cross multiply
302,518,965.80x = 453,778,448.70 × 295,800,501.80 - Step 4: Simplify right side
302,518,965.80x = 134,227,892,831,485,552 - Step 5: Solve for x
x = 134,227,892,831,485,552/302,518,965.80 - Step 6: Final answer
x = 443,700,752.70
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1.5x scale
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.