Finding the Fourth Proportional to 4,688,909,716.40, 6,470,708,141.04 and 2,574,502,613.36
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Solution
The fourth proportional to 4,688,909,716.40, 6,470,708,141.04 and 2,574,502,613.36 is: 3,552,820,597.32
Step by Step Solution
- Step 1: Write the proportion equation
4,688,909,716.40 : 6,470,708,141.04 = 2,574,502,613.36 : x - Step 2: Convert to fraction form
4,688,909,716.40/6,470,708,141.04 = 2,574,502,613.36/x - Step 3: Cross multiply
4,688,909,716.40x = 6,470,708,141.04 × 2,574,502,613.36 - Step 4: Simplify right side
4,688,909,716.40x = 16,658,855,019,397,308,416 - Step 5: Solve for x
x = 16,658,855,019,397,308,416/4,688,909,716.40 - Step 6: Final answer
x = 3,552,820,597.32
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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.