Finding the Fourth Proportional to 1,069,235,539.71, 1,475,470,789.79 and 592,950,477.44
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Solution
The fourth proportional to 1,069,235,539.71, 1,475,470,789.79 and 592,950,477.44 is: 818,230,480.33
Step by Step Solution
- Step 1: Write the proportion equation
1,069,235,539.71 : 1,475,470,789.79 = 592,950,477.44 : x - Step 2: Convert to fraction form
1,069,235,539.71/1,475,470,789.79 = 592,950,477.44/x - Step 3: Cross multiply
1,069,235,539.71x = 1,475,470,789.79 × 592,950,477.44 - Step 4: Simplify right side
1,069,235,539.71x = 874,881,109,244,412,288 - Step 5: Solve for x
x = 874,881,109,244,412,288/1,069,235,539.71 - Step 6: Final answer
x = 818,230,480.33
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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.