Finding the Fourth Proportional to 1,385,283,356.79, 2,081,239,997.99 and 888,267,637.32
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Solution
The fourth proportional to 1,385,283,356.79, 2,081,239,997.99 and 888,267,637.32 is: 1,334,527,067.45
Step by Step Solution
- Step 1: Write the proportion equation
1,385,283,356.79 : 2,081,239,997.99 = 888,267,637.32 : x - Step 2: Convert to fraction form
1,385,283,356.79/2,081,239,997.99 = 888,267,637.32/x - Step 3: Cross multiply
1,385,283,356.79x = 2,081,239,997.99 × 888,267,637.32 - Step 4: Simplify right side
1,385,283,356.79x = 1,848,698,135,723,331,584 - Step 5: Solve for x
x = 1,848,698,135,723,331,584/1,385,283,356.79 - Step 6: Final answer
x = 1,334,527,067.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.