Finding the Fourth Proportional to 185,549,332.68, 256,102,674.80 and 106,210,385.88
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Solution
The fourth proportional to 185,549,332.68, 256,102,674.80 and 106,210,385.88 is: 146,595,859.56
Step by Step Solution
- Step 1: Write the proportion equation
185,549,332.68 : 256,102,674.80 = 106,210,385.88 : x - Step 2: Convert to fraction form
185,549,332.68/256,102,674.80 = 106,210,385.88/x - Step 3: Cross multiply
185,549,332.68x = 256,102,674.80 × 106,210,385.88 - Step 4: Simplify right side
185,549,332.68x = 27,200,763,915,408,152 - Step 5: Solve for x
x = 27,200,763,915,408,152/185,549,332.68 - Step 6: Final answer
x = 146,595,859.56
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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.