Finding the Fourth Proportional to 1,135,699,885.80, 1,703,549,828.70 and 727,553,197.80
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Solution
The fourth proportional to 1,135,699,885.80, 1,703,549,828.70 and 727,553,197.80 is: 1,091,329,796.70
Step by Step Solution
- Step 1: Write the proportion equation
1,135,699,885.80 : 1,703,549,828.70 = 727,553,197.80 : x - Step 2: Convert to fraction form
1,135,699,885.80/1,703,549,828.70 = 727,553,197.80/x - Step 3: Cross multiply
1,135,699,885.80x = 1,703,549,828.70 × 727,553,197.80 - Step 4: Simplify right side
1,135,699,885.80x = 1,239,423,125,482,327,296 - Step 5: Solve for x
x = 1,239,423,125,482,327,296/1,135,699,885.80 - Step 6: Final answer
x = 1,091,329,796.70
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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.