Finding the Fourth Proportional to 134,464,956.30, 201,697,434.45 and 122,985,830.70
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Solution
The fourth proportional to 134,464,956.30, 201,697,434.45 and 122,985,830.70 is: 184,478,746.05
Step by Step Solution
- Step 1: Write the proportion equation
134,464,956.30 : 201,697,434.45 = 122,985,830.70 : x - Step 2: Convert to fraction form
134,464,956.30/201,697,434.45 = 122,985,830.70/x - Step 3: Cross multiply
134,464,956.30x = 201,697,434.45 × 122,985,830.70 - Step 4: Simplify right side
134,464,956.30x = 24,805,926,525,892,048 - Step 5: Solve for x
x = 24,805,926,525,892,048/134,464,956.30 - Step 6: Final answer
x = 184,478,746.05
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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.