Finding the Fourth Proportional to 70,698,748.71, 97,562,743.83 and 40,930,652.19
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Solution
The fourth proportional to 70,698,748.71, 97,562,743.83 and 40,930,652.19 is: 56,483,414.59
Step by Step Solution
- Step 1: Write the proportion equation
70,698,748.71 : 97,562,743.83 = 40,930,652.19 : x - Step 2: Convert to fraction form
70,698,748.71/97,562,743.83 = 40,930,652.19/x - Step 3: Cross multiply
70,698,748.71x = 97,562,743.83 × 40,930,652.19 - Step 4: Simplify right side
70,698,748.71x = 3,993,306,734,407,798 - Step 5: Solve for x
x = 3,993,306,734,407,798/70,698,748.71 - Step 6: Final answer
x = 56,483,414.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.