Home / 152,064,028.80-228,096,043.20-75,357,417.60

Finding the Fourth Proportional to 152,064,028.80, 228,096,043.20 and 75,357,417.60

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Solution

The fourth proportional to 152,064,028.80, 228,096,043.20 and 75,357,417.60 is: 113,036,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,028.80 : 228,096,043.20 = 75,357,417.60 : x
  2. Step 2: Convert to fraction form
    152,064,028.80/228,096,043.20 = 75,357,417.60/x
  3. Step 3: Cross multiply
    152,064,028.80x = 228,096,043.20 × 75,357,417.60
  4. Step 4: Simplify right side
    152,064,028.80x = 17,188,728,780,330,038
  5. Step 5: Solve for x
    x = 17,188,728,780,330,038/152,064,028.80
  6. Step 6: Final answer
    x = 113,036,126.40

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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.