Finding the Fourth Proportional to 1,569,475,798.24, 2,353,396,248.72 and 740,206,781.68
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Solution
The fourth proportional to 1,569,475,798.24, 2,353,396,248.72 and 740,206,781.68 is: 1,109,924,641.87
Step by Step Solution
- Step 1: Write the proportion equation
1,569,475,798.24 : 2,353,396,248.72 = 740,206,781.68 : x - Step 2: Convert to fraction form
1,569,475,798.24/2,353,396,248.72 = 740,206,781.68/x - Step 3: Cross multiply
1,569,475,798.24x = 2,353,396,248.72 × 740,206,781.68 - Step 4: Simplify right side
1,569,475,798.24x = 1,741,999,863,282,815,744 - Step 5: Solve for x
x = 1,741,999,863,282,815,744/1,569,475,798.24 - Step 6: Final answer
x = 1,109,924,641.87
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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.