Home / 153,504,440.03-230,231,438.80-55,115,779.07

Finding the Fourth Proportional to 153,504,440.03, 230,231,438.80 and 55,115,779.07

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Solution

The fourth proportional to 153,504,440.03, 230,231,438.80 and 55,115,779.07 is: 82,664,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,504,440.03 : 230,231,438.80 = 55,115,779.07 : x
  2. Step 2: Convert to fraction form
    153,504,440.03/230,231,438.80 = 55,115,779.07/x
  3. Step 3: Cross multiply
    153,504,440.03x = 230,231,438.80 × 55,115,779.07
  4. Step 4: Simplify right side
    153,504,440.03x = 12,689,385,114,580,080
  5. Step 5: Solve for x
    x = 12,689,385,114,580,080/153,504,440.03
  6. Step 6: Final answer
    x = 82,664,612.91

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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.