Finding the Fourth Proportional to 4,688,909,714.90, 6,470,708,138.97 and 2,574,502,611.86
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Solution
The fourth proportional to 4,688,909,714.90, 6,470,708,138.97 and 2,574,502,611.86 is: 3,552,820,595.25
Step by Step Solution
- Step 1: Write the proportion equation
4,688,909,714.90 : 6,470,708,138.97 = 2,574,502,611.86 : x - Step 2: Convert to fraction form
4,688,909,714.90/6,470,708,138.97 = 2,574,502,611.86/x - Step 3: Cross multiply
4,688,909,714.90x = 6,470,708,138.97 × 2,574,502,611.86 - Step 4: Simplify right side
4,688,909,714.90x = 16,658,855,004,362,027,008 - Step 5: Solve for x
x = 16,658,855,004,362,027,008/4,688,909,714.90 - Step 6: Final answer
x = 3,552,820,595.25
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1.5x scale
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.