Finding the Fourth Proportional to 371,358,569,901.24, 512,476,561,937.34 and 210,975,288,118.20
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Solution
The fourth proportional to 371,358,569,901.24, 512,476,561,937.34 and 210,975,288,118.20 is: 291,146,883,555.99
Step by Step Solution
- Step 1: Write the proportion equation
371,358,569,901.24 : 512,476,561,937.34 = 210,975,288,118.20 : x - Step 2: Convert to fraction form
371,358,569,901.24/512,476,561,937.34 = 210,975,288,118.20/x - Step 3: Cross multiply
371,358,569,901.24x = 512,476,561,937.34 × 210,975,288,118.20 - Step 4: Simplify right side
371,358,569,901.24x = 108,119,890,308,554,878,353,408 - Step 5: Solve for x
x = 108,119,890,308,554,878,353,408/371,358,569,901.24 - Step 6: Final answer
x = 291,146,883,555.99
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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.