Finding the Fourth Proportional to 592,706,457.84, 817,934,911.74 and 331,946,073.84
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Solution
The fourth proportional to 592,706,457.84, 817,934,911.74 and 331,946,073.84 is: 458,085,581.85
Step by Step Solution
- Step 1: Write the proportion equation
592,706,457.84 : 817,934,911.74 = 331,946,073.84 : x - Step 2: Convert to fraction form
592,706,457.84/817,934,911.74 = 331,946,073.84/x - Step 3: Cross multiply
592,706,457.84x = 817,934,911.74 × 331,946,073.84 - Step 4: Simplify right side
592,706,457.84x = 271,510,282,608,759,904 - Step 5: Solve for x
x = 271,510,282,608,759,904/592,706,457.84 - Step 6: Final answer
x = 458,085,581.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.