Finding the Fourth Proportional to 75,080,448.04, 112,663,275.42 and 40,536,389.80
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Solution
The fourth proportional to 75,080,448.04, 112,663,275.42 and 40,536,389.80 is: 60,827,586.51
Step by Step Solution
- Step 1: Write the proportion equation
75,080,448.04 : 112,663,275.42 = 40,536,389.80 : x - Step 2: Convert to fraction form
75,080,448.04/112,663,275.42 = 40,536,389.80/x - Step 3: Cross multiply
75,080,448.04x = 112,663,275.42 × 40,536,389.80 - Step 4: Simplify right side
75,080,448.04x = 4,566,962,448,569,878 - Step 5: Solve for x
x = 4,566,962,448,569,878/75,080,448.04 - Step 6: Final answer
x = 60,827,586.51
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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.