Finding the Fourth Proportional to 1,432,801,663.84, 2,149,605,603.52 and 512,808,796
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Solution
The fourth proportional to 1,432,801,663.84, 2,149,605,603.52 and 512,808,796 is: 769,357,468.82
Step by Step Solution
- Step 1: Write the proportion equation
1,432,801,663.84 : 2,149,605,603.52 = 512,808,796 : x - Step 2: Convert to fraction form
1,432,801,663.84/2,149,605,603.52 = 512,808,796/x - Step 3: Cross multiply
1,432,801,663.84x = 2,149,605,603.52 × 512,808,796 - Step 4: Simplify right side
1,432,801,663.84x = 1,102,336,661,415,944,576 - Step 5: Solve for x
x = 1,102,336,661,415,944,576/1,432,801,663.84 - Step 6: Final answer
x = 769,357,468.82
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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.