Finding the Fourth Proportional to 249,484,824.12, 374,198,646.69 and 65,270,077.05
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Solution
The fourth proportional to 249,484,824.12, 374,198,646.69 and 65,270,077.05 is: 97,897,636.01
Step by Step Solution
- Step 1: Write the proportion equation
249,484,824.12 : 374,198,646.69 = 65,270,077.05 : x - Step 2: Convert to fraction form
249,484,824.12/374,198,646.69 = 65,270,077.05/x - Step 3: Cross multiply
249,484,824.12x = 374,198,646.69 × 65,270,077.05 - Step 4: Simplify right side
249,484,824.12x = 24,423,974,501,462,028 - Step 5: Solve for x
x = 24,423,974,501,462,028/249,484,824.12 - Step 6: Final answer
x = 97,897,636.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.