Finding the Fourth Proportional to 47,292,130.05, 70,938,195.08 and 47,292,130.05
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Solution
The fourth proportional to 47,292,130.05, 70,938,195.08 and 47,292,130.05 is: 70,938,195.08
Step by Step Solution
- Step 1: Write the proportion equation
47,292,130.05 : 70,938,195.08 = 47,292,130.05 : x - Step 2: Convert to fraction form
47,292,130.05/70,938,195.08 = 47,292,130.05/x - Step 3: Cross multiply
47,292,130.05x = 70,938,195.08 × 47,292,130.05 - Step 4: Simplify right side
47,292,130.05x = 3,354,818,346,999,169.50 - Step 5: Solve for x
x = 3,354,818,346,999,169.50/47,292,130.05 - Step 6: Final answer
x = 70,938,195.08
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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.