Finding the Fourth Proportional to 460,202,071.68, 687,781,484.72 and 335,966,322.60
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Solution
The fourth proportional to 460,202,071.68, 687,781,484.72 and 335,966,322.60 is: 502,108,596.19
Step by Step Solution
- Step 1: Write the proportion equation
460,202,071.68 : 687,781,484.72 = 335,966,322.60 : x - Step 2: Convert to fraction form
460,202,071.68/687,781,484.72 = 335,966,322.60/x - Step 3: Cross multiply
460,202,071.68x = 687,781,484.72 × 335,966,322.60 - Step 4: Simplify right side
460,202,071.68x = 231,071,416,173,746,528 - Step 5: Solve for x
x = 231,071,416,173,746,528/460,202,071.68 - Step 6: Final answer
x = 502,108,596.19
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.