Finding the Fourth Proportional to 130,430,352.15, 195,645,401.87 and 33,385,903.74
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Solution
The fourth proportional to 130,430,352.15, 195,645,401.87 and 33,385,903.74 is: 50,078,823.27
Step by Step Solution
- Step 1: Write the proportion equation
130,430,352.15 : 195,645,401.87 = 33,385,903.74 : x - Step 2: Convert to fraction form
130,430,352.15/195,645,401.87 = 33,385,903.74/x - Step 3: Cross multiply
130,430,352.15x = 195,645,401.87 × 33,385,903.74 - Step 4: Simplify right side
130,430,352.15x = 6,531,798,553,838,506 - Step 5: Solve for x
x = 6,531,798,553,838,506/130,430,352.15 - Step 6: Final answer
x = 50,078,823.27
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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.