Finding the Fourth Proportional to 6,258,094,508.59, 8,636,168,445.86 and 3,438,884,037.68
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Solution
The fourth proportional to 6,258,094,508.59, 8,636,168,445.86 and 3,438,884,037.68 is: 4,745,658,886.17
Step by Step Solution
- Step 1: Write the proportion equation
6,258,094,508.59 : 8,636,168,445.86 = 3,438,884,037.68 : x - Step 2: Convert to fraction form
6,258,094,508.59/8,636,168,445.86 = 3,438,884,037.68/x - Step 3: Cross multiply
6,258,094,508.59x = 8,636,168,445.86 × 3,438,884,037.68 - Step 4: Simplify right side
6,258,094,508.59x = 29,698,781,815,183,646,720 - Step 5: Solve for x
x = 29,698,781,815,183,646,720/6,258,094,508.59 - Step 6: Final answer
x = 4,745,658,886.17
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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.