Finding the Fourth Proportional to 50,038,664,045.12, 69,054,704,875.68 and 29,440,291,774.16
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Solution
The fourth proportional to 50,038,664,045.12, 69,054,704,875.68 and 29,440,291,774.16 is: 40,628,396,035.62
Step by Step Solution
- Step 1: Write the proportion equation
50,038,664,045.12 : 69,054,704,875.68 = 29,440,291,774.16 : x - Step 2: Convert to fraction form
50,038,664,045.12/69,054,704,875.68 = 29,440,291,774.16/x - Step 3: Cross multiply
50,038,664,045.12x = 69,054,704,875.68 × 29,440,291,774.16 - Step 4: Simplify right side
50,038,664,045.12x = 2,032,990,659,918,528,249,856 - Step 5: Solve for x
x = 2,032,990,659,918,528,249,856/50,038,664,045.12 - Step 6: Final answer
x = 40,628,396,035.62
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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.