Finding the Fourth Proportional to 1,772,470,276.92, 2,656,328,886.34 and 1,379,471,657.32
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Solution
The fourth proportional to 1,772,470,276.92, 2,656,328,886.34 and 1,379,471,657.32 is: 2,067,357,889.69
Step by Step Solution
- Step 1: Write the proportion equation
1,772,470,276.92 : 2,656,328,886.34 = 1,379,471,657.32 : x - Step 2: Convert to fraction form
1,772,470,276.92/2,656,328,886.34 = 1,379,471,657.32/x - Step 3: Cross multiply
1,772,470,276.92x = 2,656,328,886.34 × 1,379,471,657.32 - Step 4: Simplify right side
1,772,470,276.92x = 3,664,330,411,226,429,952 - Step 5: Solve for x
x = 3,664,330,411,226,429,952/1,772,470,276.92 - Step 6: Final answer
x = 2,067,357,889.69
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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.