Finding the Fourth Proportional to 67,488,236.99, 93,133,303.36 and 36,547,698.23
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Solution
The fourth proportional to 67,488,236.99, 93,133,303.36 and 36,547,698.23 is: 50,435,572.45
Step by Step Solution
- Step 1: Write the proportion equation
67,488,236.99 : 93,133,303.36 = 36,547,698.23 : x - Step 2: Convert to fraction form
67,488,236.99/93,133,303.36 = 36,547,698.23/x - Step 3: Cross multiply
67,488,236.99x = 93,133,303.36 × 36,547,698.23 - Step 4: Simplify right side
67,488,236.99x = 3,403,807,866,364,324.50 - Step 5: Solve for x
x = 3,403,807,866,364,324.50/67,488,236.99 - Step 6: Final answer
x = 50,435,572.45
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1.5x scale
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.