Finding the Fourth Proportional to 302,798,164.68, 417,939,214.47 and 197,214,684.50
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Solution
The fourth proportional to 302,798,164.68, 417,939,214.47 and 197,214,684.50 is: 272,206,901.94
Step by Step Solution
- Step 1: Write the proportion equation
302,798,164.68 : 417,939,214.47 = 197,214,684.50 : x - Step 2: Convert to fraction form
302,798,164.68/417,939,214.47 = 197,214,684.50/x - Step 3: Cross multiply
302,798,164.68x = 417,939,214.47 × 197,214,684.50 - Step 4: Simplify right side
302,798,164.68x = 82,423,750,321,878,896 - Step 5: Solve for x
x = 82,423,750,321,878,896/302,798,164.68 - Step 6: Final answer
x = 272,206,901.94
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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.