Finding the Fourth Proportional to 968,544,140.06, 1,336,578,372.06 and 528,503,410.46
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Solution
The fourth proportional to 968,544,140.06, 1,336,578,372.06 and 528,503,410.46 is: 729,327,863.09
Step by Step Solution
- Step 1: Write the proportion equation
968,544,140.06 : 1,336,578,372.06 = 528,503,410.46 : x - Step 2: Convert to fraction form
968,544,140.06/1,336,578,372.06 = 528,503,410.46/x - Step 3: Cross multiply
968,544,140.06x = 1,336,578,372.06 × 528,503,410.46 - Step 4: Simplify right side
968,544,140.06x = 706,386,227,980,784,768 - Step 5: Solve for x
x = 706,386,227,980,784,768/968,544,140.06 - Step 6: Final answer
x = 729,327,863.09
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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.