Finding the Fourth Proportional to 93,623,909.70, 140,435,864.55 and 48,274,277.70
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Solution
The fourth proportional to 93,623,909.70, 140,435,864.55 and 48,274,277.70 is: 72,411,416.55
Step by Step Solution
- Step 1: Write the proportion equation
93,623,909.70 : 140,435,864.55 = 48,274,277.70 : x - Step 2: Convert to fraction form
93,623,909.70/140,435,864.55 = 48,274,277.70/x - Step 3: Cross multiply
93,623,909.70x = 140,435,864.55 × 48,274,277.70 - Step 4: Simplify right side
93,623,909.70x = 6,779,439,924,326,287 - Step 5: Solve for x
x = 6,779,439,924,326,287/93,623,909.70 - Step 6: Final answer
x = 72,411,416.55
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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.