Finding the Fourth Proportional to 112,706,103.66, 169,080,393.99 and 42,697,302.17
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Solution
The fourth proportional to 112,706,103.66, 169,080,393.99 and 42,697,302.17 is: 64,053,999.19
Step by Step Solution
- Step 1: Write the proportion equation
112,706,103.66 : 169,080,393.99 = 42,697,302.17 : x - Step 2: Convert to fraction form
112,706,103.66/169,080,393.99 = 42,697,302.17/x - Step 3: Cross multiply
112,706,103.66x = 169,080,393.99 × 42,697,302.17 - Step 4: Simplify right side
112,706,103.66x = 7,219,276,672,368,280 - Step 5: Solve for x
x = 7,219,276,672,368,280/112,706,103.66 - Step 6: Final answer
x = 64,053,999.19
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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.