Finding the Fourth Proportional to 1,391,596,669.80, 2,088,907,578.18 and 563,120,632.44
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Solution
The fourth proportional to 1,391,596,669.80, 2,088,907,578.18 and 563,120,632.44 is: 845,293,023.52
Step by Step Solution
- Step 1: Write the proportion equation
1,391,596,669.80 : 2,088,907,578.18 = 563,120,632.44 : x - Step 2: Convert to fraction form
1,391,596,669.80/2,088,907,578.18 = 563,120,632.44/x - Step 3: Cross multiply
1,391,596,669.80x = 2,088,907,578.18 × 563,120,632.44 - Step 4: Simplify right side
1,391,596,669.80x = 1,176,306,956,533,430,528 - Step 5: Solve for x
x = 1,176,306,956,533,430,528/1,391,596,669.80 - Step 6: Final answer
x = 845,293,023.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.