Finding the Fourth Proportional to 598,838,715.47, 898,579,649.73 and 249,326,066.09
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Solution
The fourth proportional to 598,838,715.47, 898,579,649.73 and 249,326,066.09 is: 374,122,987.29
Step by Step Solution
- Step 1: Write the proportion equation
598,838,715.47 : 898,579,649.73 = 249,326,066.09 : x - Step 2: Convert to fraction form
598,838,715.47/898,579,649.73 = 249,326,066.09/x - Step 3: Cross multiply
598,838,715.47x = 898,579,649.73 × 249,326,066.09 - Step 4: Simplify right side
598,838,715.47x = 224,039,329,135,711,040 - Step 5: Solve for x
x = 224,039,329,135,711,040/598,838,715.47 - Step 6: Final answer
x = 374,122,987.29
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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.