Finding the Fourth Proportional to 163,007,605.36, 224,951,681.46 and 88,668,807.76
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Solution
The fourth proportional to 163,007,605.36, 224,951,681.46 and 88,668,807.76 is: 122,363,599.87
Step by Step Solution
- Step 1: Write the proportion equation
163,007,605.36 : 224,951,681.46 = 88,668,807.76 : x - Step 2: Convert to fraction form
163,007,605.36/224,951,681.46 = 88,668,807.76/x - Step 3: Cross multiply
163,007,605.36x = 224,951,681.46 × 88,668,807.76 - Step 4: Simplify right side
163,007,605.36x = 19,946,197,398,665,500 - Step 5: Solve for x
x = 19,946,197,398,665,500/163,007,605.36 - Step 6: Final answer
x = 122,363,599.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.