Finding the Fourth Proportional to 1,437,349,869,311.50, 2,152,602,182,623.90 and 831,698,687,220
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Solution
The fourth proportional to 1,437,349,869,311.50, 2,152,602,182,623.90 and 831,698,687,220 is: 1,245,567,587,697.20
Step by Step Solution
- Step 1: Write the proportion equation
1,437,349,869,311.50 : 2,152,602,182,623.90 = 831,698,687,220 : x - Step 2: Convert to fraction form
1,437,349,869,311.50/2,152,602,182,623.90 = 831,698,687,220/x - Step 3: Cross multiply
1,437,349,869,311.50x = 2,152,602,182,623.90 × 831,698,687,220 - Step 4: Simplify right side
1,437,349,869,311.50x = 1,790,316,409,395,204,312,793,088 - Step 5: Solve for x
x = 1,790,316,409,395,204,312,793,088/1,437,349,869,311.50 - Step 6: Final answer
x = 1,245,567,587,697.20
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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.