Finding the Fourth Proportional to 1,484,347,564.80, 2,226,521,347.20 and 564,104,329.20
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Solution
The fourth proportional to 1,484,347,564.80, 2,226,521,347.20 and 564,104,329.20 is: 846,156,493.80
Step by Step Solution
- Step 1: Write the proportion equation
1,484,347,564.80 : 2,226,521,347.20 = 564,104,329.20 : x - Step 2: Convert to fraction form
1,484,347,564.80/2,226,521,347.20 = 564,104,329.20/x - Step 3: Cross multiply
1,484,347,564.80x = 2,226,521,347.20 × 564,104,329.20 - Step 4: Simplify right side
1,484,347,564.80x = 1,255,990,331,011,736,320 - Step 5: Solve for x
x = 1,255,990,331,011,736,320/1,484,347,564.80 - Step 6: Final answer
x = 846,156,493.80
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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.