Finding the Fourth Proportional to 249,801,462.12, 344,762,093.84 and 143,934,609.14
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Solution
The fourth proportional to 249,801,462.12, 344,762,093.84 and 143,934,609.14 is: 198,650,547.53
Step by Step Solution
- Step 1: Write the proportion equation
249,801,462.12 : 344,762,093.84 = 143,934,609.14 : x - Step 2: Convert to fraction form
249,801,462.12/344,762,093.84 = 143,934,609.14/x - Step 3: Cross multiply
249,801,462.12x = 344,762,093.84 × 143,934,609.14 - Step 4: Simplify right side
249,801,462.12x = 49,623,197,223,148,392 - Step 5: Solve for x
x = 49,623,197,223,148,392/249,801,462.12 - Step 6: Final answer
x = 198,650,547.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.