Finding the Fourth Proportional to 4,977,383,671.58, 7,460,860,315.89 and 2,319,248,256.17
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Solution
The fourth proportional to 4,977,383,671.58, 7,460,860,315.89 and 2,319,248,256.17 is: 3,476,442,327.71
Step by Step Solution
- Step 1: Write the proportion equation
4,977,383,671.58 : 7,460,860,315.89 = 2,319,248,256.17 : x - Step 2: Convert to fraction form
4,977,383,671.58/7,460,860,315.89 = 2,319,248,256.17/x - Step 3: Cross multiply
4,977,383,671.58x = 7,460,860,315.89 × 2,319,248,256.17 - Step 4: Simplify right side
4,977,383,671.58x = 17,303,587,277,155,840,000 - Step 5: Solve for x
x = 17,303,587,277,155,840,000/4,977,383,671.58 - Step 6: Final answer
x = 3,476,442,327.71
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.