Finding the Fourth Proportional to 403,032,417, 603,918,769.49 and 280,450,235.94
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Solution
The fourth proportional to 403,032,417, 603,918,769.49 and 280,450,235.94 is: 420,237,068.40
Step by Step Solution
- Step 1: Write the proportion equation
403,032,417 : 603,918,769.49 = 280,450,235.94 : x - Step 2: Convert to fraction form
403,032,417/603,918,769.49 = 280,450,235.94/x - Step 3: Cross multiply
403,032,417x = 603,918,769.49 × 280,450,235.94 - Step 4: Simplify right side
403,032,417x = 169,369,161,392,064,960 - Step 5: Solve for x
x = 169,369,161,392,064,960/403,032,417 - Step 6: Final answer
x = 420,237,068.40
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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.