Home / 85,590,234.48-118,104,558.90-47,915,461.44

Finding the Fourth Proportional to 85,590,234.48, 118,104,558.90 and 47,915,461.44

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Solution

The fourth proportional to 85,590,234.48, 118,104,558.90 and 47,915,461.44 is: 66,117,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,590,234.48 : 118,104,558.90 = 47,915,461.44 : x
  2. Step 2: Convert to fraction form
    85,590,234.48/118,104,558.90 = 47,915,461.44/x
  3. Step 3: Cross multiply
    85,590,234.48x = 118,104,558.90 × 47,915,461.44
  4. Step 4: Simplify right side
    85,590,234.48x = 5,659,034,437,861,159
  5. Step 5: Solve for x
    x = 5,659,034,437,861,159/85,590,234.48
  6. Step 6: Final answer
    x = 66,117,758.32

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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.