Finding the Fourth Proportional to 2,241,044,363.70, 3,361,566,545.55 and 787,021,787.70
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Solution
The fourth proportional to 2,241,044,363.70, 3,361,566,545.55 and 787,021,787.70 is: 1,180,532,681.55
Step by Step Solution
- Step 1: Write the proportion equation
2,241,044,363.70 : 3,361,566,545.55 = 787,021,787.70 : x - Step 2: Convert to fraction form
2,241,044,363.70/3,361,566,545.55 = 787,021,787.70/x - Step 3: Cross multiply
2,241,044,363.70x = 3,361,566,545.55 × 787,021,787.70 - Step 4: Simplify right side
2,241,044,363.70x = 2,645,626,112,151,275,008 - Step 5: Solve for x
x = 2,645,626,112,151,275,008/2,241,044,363.70 - Step 6: Final answer
x = 1,180,532,681.55
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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.