Finding the Fourth Proportional to 1,494,029,497.80, 2,241,044,246.70 and 524,681,113.80
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Solution
The fourth proportional to 1,494,029,497.80, 2,241,044,246.70 and 524,681,113.80 is: 787,021,670.70
Step by Step Solution
- Step 1: Write the proportion equation
1,494,029,497.80 : 2,241,044,246.70 = 524,681,113.80 : x - Step 2: Convert to fraction form
1,494,029,497.80/2,241,044,246.70 = 524,681,113.80/x - Step 3: Cross multiply
1,494,029,497.80x = 2,241,044,246.70 × 524,681,113.80 - Step 4: Simplify right side
1,494,029,497.80x = 1,175,833,591,433,637,888 - Step 5: Solve for x
x = 1,175,833,591,433,637,888/1,494,029,497.80 - Step 6: Final answer
x = 787,021,670.70
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1.5x scale
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.