Finding the Fourth Proportional to 320,189,397.24, 480,279,024.18 and 101,836,587
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Solution
The fourth proportional to 320,189,397.24, 480,279,024.18 and 101,836,587 is: 152,753,267.45
Step by Step Solution
- Step 1: Write the proportion equation
320,189,397.24 : 480,279,024.18 = 101,836,587 : x - Step 2: Convert to fraction form
320,189,397.24/480,279,024.18 = 101,836,587/x - Step 3: Cross multiply
320,189,397.24x = 480,279,024.18 × 101,836,587 - Step 4: Simplify right side
320,189,397.24x = 48,909,976,630,181,672 - Step 5: Solve for x
x = 48,909,976,630,181,672/320,189,397.24 - Step 6: Final answer
x = 152,753,267.45
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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.