Home / 74,448,256.20-111,672,384.30-55,316,380.20

Finding the Fourth Proportional to 74,448,256.20, 111,672,384.30 and 55,316,380.20

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Solution

The fourth proportional to 74,448,256.20, 111,672,384.30 and 55,316,380.20 is: 82,974,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,448,256.20 : 111,672,384.30 = 55,316,380.20 : x
  2. Step 2: Convert to fraction form
    74,448,256.20/111,672,384.30 = 55,316,380.20/x
  3. Step 3: Cross multiply
    74,448,256.20x = 111,672,384.30 × 55,316,380.20
  4. Step 4: Simplify right side
    74,448,256.20x = 6,177,312,067,779,311
  5. Step 5: Solve for x
    x = 6,177,312,067,779,311/74,448,256.20
  6. Step 6: Final answer
    x = 82,974,570.30

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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.