Finding the Fourth Proportional to 69,584,417.60, 104,376,626.40 and 29,223,867.20
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Solution
The fourth proportional to 69,584,417.60, 104,376,626.40 and 29,223,867.20 is: 43,835,800.80
Step by Step Solution
- Step 1: Write the proportion equation
69,584,417.60 : 104,376,626.40 = 29,223,867.20 : x - Step 2: Convert to fraction form
69,584,417.60/104,376,626.40 = 29,223,867.20/x - Step 3: Cross multiply
69,584,417.60x = 104,376,626.40 × 29,223,867.20 - Step 4: Simplify right side
69,584,417.60x = 3,050,288,668,697,614 - Step 5: Solve for x
x = 3,050,288,668,697,614/69,584,417.60 - Step 6: Final answer
x = 43,835,800.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.