Finding the Fourth Proportional to 302,995,728.80, 418,142,317.20 and 185,518,823.84
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Solution
The fourth proportional to 302,995,728.80, 418,142,317.20 and 185,518,823.84 is: 256,021,004.63
Step by Step Solution
- Step 1: Write the proportion equation
302,995,728.80 : 418,142,317.20 = 185,518,823.84 : x - Step 2: Convert to fraction form
302,995,728.80/418,142,317.20 = 185,518,823.84/x - Step 3: Cross multiply
302,995,728.80x = 418,142,317.20 × 185,518,823.84 - Step 4: Simplify right side
302,995,728.80x = 77,573,270,884,676,208 - Step 5: Solve for x
x = 77,573,270,884,676,208/302,995,728.80 - Step 6: Final answer
x = 256,021,004.63
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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.