Finding the Fourth Proportional to 93,312,135.20, 139,968,202.80 and 62,855,098.40
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Solution
The fourth proportional to 93,312,135.20, 139,968,202.80 and 62,855,098.40 is: 94,282,647.60
Step by Step Solution
- Step 1: Write the proportion equation
93,312,135.20 : 139,968,202.80 = 62,855,098.40 : x - Step 2: Convert to fraction form
93,312,135.20/139,968,202.80 = 62,855,098.40/x - Step 3: Cross multiply
93,312,135.20x = 139,968,202.80 × 62,855,098.40 - Step 4: Simplify right side
93,312,135.20x = 8,797,715,159,865,156 - Step 5: Solve for x
x = 8,797,715,159,865,156/93,312,135.20 - Step 6: Final answer
x = 94,282,647.60
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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.