Finding the Fourth Proportional to 293,059,919.92, 439,593,869.76 and 108,756,181.12
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Solution
The fourth proportional to 293,059,919.92, 439,593,869.76 and 108,756,181.12 is: 163,135,752.35
Step by Step Solution
- Step 1: Write the proportion equation
293,059,919.92 : 439,593,869.76 = 108,756,181.12 : x - Step 2: Convert to fraction form
293,059,919.92/439,593,869.76 = 108,756,181.12/x - Step 3: Cross multiply
293,059,919.92x = 439,593,869.76 × 108,756,181.12 - Step 4: Simplify right side
293,059,919.92x = 47,808,550,518,860,248 - Step 5: Solve for x
x = 47,808,550,518,860,248/293,059,919.92 - Step 6: Final answer
x = 163,135,752.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.