Finding the Fourth Proportional to 223,136,307.24, 307,935,997.70 and 124,019,031.08
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Solution
The fourth proportional to 223,136,307.24, 307,935,997.70 and 124,019,031.08 is: 171,150,650.21
Step by Step Solution
- Step 1: Write the proportion equation
223,136,307.24 : 307,935,997.70 = 124,019,031.08 : x - Step 2: Convert to fraction form
223,136,307.24/307,935,997.70 = 124,019,031.08/x - Step 3: Cross multiply
223,136,307.24x = 307,935,997.70 × 124,019,031.08 - Step 4: Simplify right side
223,136,307.24x = 38,189,924,069,407,104 - Step 5: Solve for x
x = 38,189,924,069,407,104/223,136,307.24 - Step 6: Final answer
x = 171,150,650.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.