Finding the Fourth Proportional to 117,953,867.20, 176,930,800.80 and 97,798,475.20
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Solution
The fourth proportional to 117,953,867.20, 176,930,800.80 and 97,798,475.20 is: 146,697,712.80
Step by Step Solution
- Step 1: Write the proportion equation
117,953,867.20 : 176,930,800.80 = 97,798,475.20 : x - Step 2: Convert to fraction form
117,953,867.20/176,930,800.80 = 97,798,475.20/x - Step 3: Cross multiply
117,953,867.20x = 176,930,800.80 × 97,798,475.20 - Step 4: Simplify right side
117,953,867.20x = 17,303,562,534,154,942 - Step 5: Solve for x
x = 17,303,562,534,154,942/117,953,867.20 - Step 6: Final answer
x = 146,697,712.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.