Finding the Fourth Proportional to 299,559,283.16, 449,547,515.33 and 105,486,330.38
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Solution
The fourth proportional to 299,559,283.16, 449,547,515.33 and 105,486,330.38 is: 158,302,948.32
Step by Step Solution
- Step 1: Write the proportion equation
299,559,283.16 : 449,547,515.33 = 105,486,330.38 : x - Step 2: Convert to fraction form
299,559,283.16/449,547,515.33 = 105,486,330.38/x - Step 3: Cross multiply
299,559,283.16x = 449,547,515.33 × 105,486,330.38 - Step 4: Simplify right side
299,559,283.16x = 47,421,117,720,833,328 - Step 5: Solve for x
x = 47,421,117,720,833,328/299,559,283.16 - Step 6: Final answer
x = 158,302,948.32
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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.