Finding the Fourth Proportional to 735,220,947.90, 1,102,831,421.85 and 730,119,114.30
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Solution
The fourth proportional to 735,220,947.90, 1,102,831,421.85 and 730,119,114.30 is: 1,095,178,671.45
Step by Step Solution
- Step 1: Write the proportion equation
735,220,947.90 : 1,102,831,421.85 = 730,119,114.30 : x - Step 2: Convert to fraction form
735,220,947.90/1,102,831,421.85 = 730,119,114.30/x - Step 3: Cross multiply
735,220,947.90x = 1,102,831,421.85 × 730,119,114.30 - Step 4: Simplify right side
735,220,947.90x = 805,198,300,943,331,584 - Step 5: Solve for x
x = 805,198,300,943,331,584/735,220,947.90 - Step 6: Final answer
x = 1,095,178,671.45
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1.5x scale
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.